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Finding the Fourth Proportional to 67,693.60, 93,545.68 and 50,897.44

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Solution

The fourth proportional to 67,693.60, 93,545.68 and 50,897.44 is: 70,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,693.60 : 93,545.68 = 50,897.44 : x
  2. Step 2: Convert to fraction form
    67,693.60/93,545.68 = 50,897.44/x
  3. Step 3: Cross multiply
    67,693.60x = 93,545.68 × 50,897.44
  4. Step 4: Simplify right side
    67,693.60x = 4,761,235,635.06
  5. Step 5: Solve for x
    x = 4,761,235,635.06/67,693.60
  6. Step 6: Final answer
    x = 70,335.09

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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.