What is 37/73 as a percentage? It is 50.68%. This number tells you that the fraction is just over half of a whole.
The fraction 37/73 shows a relationship between two numbers that aren’t easy to simplify. When you look at it as a part of a whole, the percentage makes it clearer: a little more than half.
Seeing the result as 50.68% helps when you compare it to other values. For example, if you had 50.68% of a class pass a test, that would be the same as 37 out of 73 students.
In everyday language, saying “about 51%” is close enough for quick talk, but the exact rounded figure 50.68% is useful when precision matters.