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Finding the Fourth Proportional to 62,754.38, 86,601.03 and 34,073.90

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Solution

The fourth proportional to 62,754.38, 86,601.03 and 34,073.90 is: 47,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,754.38 : 86,601.03 = 34,073.90 : x
  2. Step 2: Convert to fraction form
    62,754.38/86,601.03 = 34,073.90/x
  3. Step 3: Cross multiply
    62,754.38x = 86,601.03 × 34,073.90
  4. Step 4: Simplify right side
    62,754.38x = 2,950,834,403.11
  5. Step 5: Solve for x
    x = 2,950,834,403.11/62,754.38
  6. Step 6: Final answer
    x = 47,021.97

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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.