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Finding the Fourth Proportional to 62,569.73, 93,861.87 and 20,452.97

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Solution

The fourth proportional to 62,569.73, 93,861.87 and 20,452.97 is: 30,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,569.73 : 93,861.87 = 20,452.97 : x
  2. Step 2: Convert to fraction form
    62,569.73/93,861.87 = 20,452.97/x
  3. Step 3: Cross multiply
    62,569.73x = 93,861.87 × 20,452.97
  4. Step 4: Simplify right side
    62,569.73x = 1,919,754,011.25
  5. Step 5: Solve for x
    x = 1,919,754,011.25/62,569.73
  6. Step 6: Final answer
    x = 30,681.83

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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.