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Finding the Fourth Proportional to 62,499.92, 86,249.92 and 34,205.76

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Solution

The fourth proportional to 62,499.92, 86,249.92 and 34,205.76 is: 47,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,499.92 : 86,249.92 = 34,205.76 : x
  2. Step 2: Convert to fraction form
    62,499.92/86,249.92 = 34,205.76/x
  3. Step 3: Cross multiply
    62,499.92x = 86,249.92 × 34,205.76
  4. Step 4: Simplify right side
    62,499.92x = 2,950,244,063.54
  5. Step 5: Solve for x
    x = 2,950,244,063.54/62,499.92
  6. Step 6: Final answer
    x = 47,203.97

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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.