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Finding the Fourth Proportional to 67,167.92, 100,747.82 and 25,039.82

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Solution

The fourth proportional to 67,167.92, 100,747.82 and 25,039.82 is: 37,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,167.92 : 100,747.82 = 25,039.82 : x
  2. Step 2: Convert to fraction form
    67,167.92/100,747.82 = 25,039.82/x
  3. Step 3: Cross multiply
    67,167.92x = 100,747.82 × 25,039.82
  4. Step 4: Simplify right side
    67,167.92x = 2,522,706,837.05
  5. Step 5: Solve for x
    x = 2,522,706,837.05/67,167.92
  6. Step 6: Final answer
    x = 37,558.21

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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.