Finding the Fourth Proportional to 58,757,290.80, 88,135,936.20 and 15,626,410.80
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Solution
The fourth proportional to 58,757,290.80, 88,135,936.20 and 15,626,410.80 is: 23,439,616.20
Step by Step Solution
- Step 1: Write the proportion equation
58,757,290.80 : 88,135,936.20 = 15,626,410.80 : x - Step 2: Convert to fraction form
58,757,290.80/88,135,936.20 = 15,626,410.80/x - Step 3: Cross multiply
58,757,290.80x = 88,135,936.20 × 15,626,410.80 - Step 4: Simplify right side
58,757,290.80x = 1,377,248,345,303,791 - Step 5: Solve for x
x = 1,377,248,345,303,791/58,757,290.80 - Step 6: Final answer
x = 23,439,616.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.