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Finding the Fourth Proportional to 62,515.92, 86,272.92 and 34,224.24

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Solution

The fourth proportional to 62,515.92, 86,272.92 and 34,224.24 is: 47,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515.92 : 86,272.92 = 34,224.24 : x
  2. Step 2: Convert to fraction form
    62,515.92/86,272.92 = 34,224.24/x
  3. Step 3: Cross multiply
    62,515.92x = 86,272.92 × 34,224.24
  4. Step 4: Simplify right side
    62,515.92x = 2,952,625,119.58
  5. Step 5: Solve for x
    x = 2,952,625,119.58/62,515.92
  6. Step 6: Final answer
    x = 47,229.97

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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.