In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.

Title: Bank Account. Sentence 1: I opened my first bank account when I was 10 years old. Sentence 2: In those days banks paid 5 1/4% interest! Sentence 3: I enjoyed seeing my money compounding quickly. Sentence 4: Every time I received a gift of money, I would put it in my account.
It wasn't long before I had $100 saved!