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Finding the Fourth Proportional to 60,753.92, 83,836.42 and 38,091.94

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Solution

The fourth proportional to 60,753.92, 83,836.42 and 38,091.94 is: 52,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,753.92 : 83,836.42 = 38,091.94 : x
  2. Step 2: Convert to fraction form
    60,753.92/83,836.42 = 38,091.94/x
  3. Step 3: Cross multiply
    60,753.92x = 83,836.42 × 38,091.94
  4. Step 4: Simplify right side
    60,753.92x = 3,193,491,575.63
  5. Step 5: Solve for x
    x = 3,193,491,575.63/60,753.92
  6. Step 6: Final answer
    x = 52,564.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.