'Forty five' in the Bible

what if there are five less than the fifty godly people? Will you destroy the whole city because five are lacking?" He replied, "I will not destroy it if I find forty-five there."

The length of each curtain is to be forty-five feet, and the width of each curtain is to be six feet -- the same size for the eleven curtains.

The length of one curtain was forty-five feet, and the width of one curtain was six feet -- one size for all eleven curtains.

So now, look, the Lord has preserved my life, just as he promised, these past forty-five years since the Lord spoke these words to Moses, during which Israel traveled through the wilderness. Now look, I am today eighty-five years old.

The roof above the beams supported by the pillars was also made of cedar; there were forty-five beams, fifteen per row.