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Finding the Fourth Proportional to 67,257.71, 92,819.82 and 37,043.01

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Solution

The fourth proportional to 67,257.71, 92,819.82 and 37,043.01 is: 51,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,257.71 : 92,819.82 = 37,043.01 : x
  2. Step 2: Convert to fraction form
    67,257.71/92,819.82 = 37,043.01/x
  3. Step 3: Cross multiply
    67,257.71x = 92,819.82 × 37,043.01
  4. Step 4: Simplify right side
    67,257.71x = 3,438,325,520.46
  5. Step 5: Solve for x
    x = 3,438,325,520.46/67,257.71
  6. Step 6: Final answer
    x = 51,121.66

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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.