Answer:
469.9 ft^2
Explanation:
The rate at which soil covers the garden is:
125.3 ft^2 / (1 bag)
If Stephanie has 3 3/4 bags of soil to start with, the area she can cover with this soil is (rate)(number):
125.3 ft^2 15 bags
------------------- * ---------------- = 469.9 ft^2 can be covered with 3 3/4 bags
1 bag 4