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Finding the Fourth Proportional to 71,695.43, 107,545.88 and 26,727.98

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Solution

The fourth proportional to 71,695.43, 107,545.88 and 26,727.98 is: 40,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,695.43 : 107,545.88 = 26,727.98 : x
  2. Step 2: Convert to fraction form
    71,695.43/107,545.88 = 26,727.98/x
  3. Step 3: Cross multiply
    71,695.43x = 107,545.88 × 26,727.98
  4. Step 4: Simplify right side
    71,695.43x = 2,874,483,658.81
  5. Step 5: Solve for x
    x = 2,874,483,658.81/71,695.43
  6. Step 6: Final answer
    x = 40,092.98

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1.5x scale

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.