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Finding the Fourth Proportional to 57,982.44, 80,001.36 and 36,753.96

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Solution

The fourth proportional to 57,982.44, 80,001.36 and 36,753.96 is: 50,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,982.44 : 80,001.36 = 36,753.96 : x
  2. Step 2: Convert to fraction form
    57,982.44/80,001.36 = 36,753.96/x
  3. Step 3: Cross multiply
    57,982.44x = 80,001.36 × 36,753.96
  4. Step 4: Simplify right side
    57,982.44x = 2,940,366,785.39
  5. Step 5: Solve for x
    x = 2,940,366,785.39/57,982.44
  6. Step 6: Final answer
    x = 50,711.33

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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.