51.02% is the percentage equivalent of the fraction 50/98.
The fraction 50/98 can be simplified to 25/49, which shows that it is a bit more than one‑half. This small difference explains why the percentage is just over 50%.
Knowing that 50/98 is about 51.02% helps when you need to compare it with other percentages, such as test scores or discount rates, and makes it easier to understand its size at a glance.