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Finding the Fourth Proportional to 62,041.52, 93,008.28 and 39,861.20

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Solution

The fourth proportional to 62,041.52, 93,008.28 and 39,861.20 is: 59,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,041.52 : 93,008.28 = 39,861.20 : x
  2. Step 2: Convert to fraction form
    62,041.52/93,008.28 = 39,861.20/x
  3. Step 3: Cross multiply
    62,041.52x = 93,008.28 × 39,861.20
  4. Step 4: Simplify right side
    62,041.52x = 3,707,421,650.74
  5. Step 5: Solve for x
    x = 3,707,421,650.74/62,041.52
  6. Step 6: Final answer
    x = 59,757.11

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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.