Finding the Fourth Proportional to 62,582,434.80, 93,873,652.20 and 53,040,116.40
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Solution
The fourth proportional to 62,582,434.80, 93,873,652.20 and 53,040,116.40 is: 79,560,174.60
Step by Step Solution
- Step 1: Write the proportion equation
62,582,434.80 : 93,873,652.20 = 53,040,116.40 : x - Step 2: Convert to fraction form
62,582,434.80/93,873,652.20 = 53,040,116.40/x - Step 3: Cross multiply
62,582,434.80x = 93,873,652.20 × 53,040,116.40 - Step 4: Simplify right side
62,582,434.80x = 4,979,069,439,581,116 - Step 5: Solve for x
x = 4,979,069,439,581,116/62,582,434.80 - Step 6: Final answer
x = 79,560,174.60
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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.