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Finding the Fourth Proportional to 71,051.59, 106,577.40 and 36,001.27

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Solution

The fourth proportional to 71,051.59, 106,577.40 and 36,001.27 is: 54,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,051.59 : 106,577.40 = 36,001.27 : x
  2. Step 2: Convert to fraction form
    71,051.59/106,577.40 = 36,001.27/x
  3. Step 3: Cross multiply
    71,051.59x = 106,577.40 × 36,001.27
  4. Step 4: Simplify right side
    71,051.59x = 3,836,921,753.30
  5. Step 5: Solve for x
    x = 3,836,921,753.30/71,051.59
  6. Step 6: Final answer
    x = 54,001.91

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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.