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Finding the Fourth Proportional to 51,732.92, 71,391.42 and 29,376.92

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Solution

The fourth proportional to 51,732.92, 71,391.42 and 29,376.92 is: 40,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732.92 : 71,391.42 = 29,376.92 : x
  2. Step 2: Convert to fraction form
    51,732.92/71,391.42 = 29,376.92/x
  3. Step 3: Cross multiply
    51,732.92x = 71,391.42 × 29,376.92
  4. Step 4: Simplify right side
    51,732.92x = 2,097,260,034.03
  5. Step 5: Solve for x
    x = 2,097,260,034.03/51,732.92
  6. Step 6: Final answer
    x = 40,540.14

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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.