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Finding the Fourth Proportional to 62,501.92, 86,252.68 and 34,207.76

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Solution

The fourth proportional to 62,501.92, 86,252.68 and 34,207.76 is: 47,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,501.92 : 86,252.68 = 34,207.76 : x
  2. Step 2: Convert to fraction form
    62,501.92/86,252.68 = 34,207.76/x
  3. Step 3: Cross multiply
    62,501.92x = 86,252.68 × 34,207.76
  4. Step 4: Simplify right side
    62,501.92x = 2,950,510,976.80
  5. Step 5: Solve for x
    x = 2,950,510,976.80/62,501.92
  6. Step 6: Final answer
    x = 47,206.73

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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.