Answer
376 people visited the nature center in September.
Step-by-step explanation
Let
the number of people that visited the nature center in September.
We know that one-quarter that number visited the people in December, so
visited the center in December.
We also know the actual number of people that visited the nature center in December, 94, so:

Now we can solve for
step-by-step:
Step 1. Multiply both sides of the equation by 4



We can conclude that 376 people visited the nature center in September.