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Finding the Fourth Proportional to 132,183.72, 182,411.82 and 71,753.88

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Solution

The fourth proportional to 132,183.72, 182,411.82 and 71,753.88 is: 99,019.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,183.72 : 182,411.82 = 71,753.88 : x
  2. Step 2: Convert to fraction form
    132,183.72/182,411.82 = 71,753.88/x
  3. Step 3: Cross multiply
    132,183.72x = 182,411.82 × 71,753.88
  4. Step 4: Simplify right side
    132,183.72x = 13,088,755,842.86
  5. Step 5: Solve for x
    x = 13,088,755,842.86/132,183.72
  6. Step 6: Final answer
    x = 99,019.42

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