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Finding the Fourth Proportional to 67,910.59, 93,712.17 and 37,694.44

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Solution

The fourth proportional to 67,910.59, 93,712.17 and 37,694.44 is: 52,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,910.59 : 93,712.17 = 37,694.44 : x
  2. Step 2: Convert to fraction form
    67,910.59/93,712.17 = 37,694.44/x
  3. Step 3: Cross multiply
    67,910.59x = 93,712.17 × 37,694.44
  4. Step 4: Simplify right side
    67,910.59x = 3,532,427,769.33
  5. Step 5: Solve for x
    x = 3,532,427,769.33/67,910.59
  6. Step 6: Final answer
    x = 52,015.86

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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.