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Finding the Fourth Proportional to 67,322.10, 101,001.87 and 29,374.68

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Solution

The fourth proportional to 67,322.10, 101,001.87 and 29,374.68 is: 44,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,322.10 : 101,001.87 = 29,374.68 : x
  2. Step 2: Convert to fraction form
    67,322.10/101,001.87 = 29,374.68/x
  3. Step 3: Cross multiply
    67,322.10x = 101,001.87 × 29,374.68
  4. Step 4: Simplify right side
    67,322.10x = 2,966,897,610.65
  5. Step 5: Solve for x
    x = 2,966,897,610.65/67,322.10
  6. Step 6: Final answer
    x = 44,070.19

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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.