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Finding the Fourth Proportional to 67,805.91, 93,572.82 and 37,591.70

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Solution

The fourth proportional to 67,805.91, 93,572.82 and 37,591.70 is: 51,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,805.91 : 93,572.82 = 37,591.70 : x
  2. Step 2: Convert to fraction form
    67,805.91/93,572.82 = 37,591.70/x
  3. Step 3: Cross multiply
    67,805.91x = 93,572.82 × 37,591.70
  4. Step 4: Simplify right side
    67,805.91x = 3,517,560,909.73
  5. Step 5: Solve for x
    x = 3,517,560,909.73/67,805.91
  6. Step 6: Final answer
    x = 51,876.91

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1.5x scale

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.