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Finding the Fourth Proportional to 62,501.92, 93,753.50 and 15,754.80

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Solution

The fourth proportional to 62,501.92, 93,753.50 and 15,754.80 is: 23,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,501.92 : 93,753.50 = 15,754.80 : x
  2. Step 2: Convert to fraction form
    62,501.92/93,753.50 = 15,754.80/x
  3. Step 3: Cross multiply
    62,501.92x = 93,753.50 × 15,754.80
  4. Step 4: Simplify right side
    62,501.92x = 1,477,067,641.80
  5. Step 5: Solve for x
    x = 1,477,067,641.80/62,501.92
  6. Step 6: Final answer
    x = 23,632.36

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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.