Home / 87,824.96-131,737.22-67,863.48

Finding the Fourth Proportional to 87,824.96, 131,737.22 and 67,863.48

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Solution

The fourth proportional to 87,824.96, 131,737.22 and 67,863.48 is: 101,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,824.96 : 131,737.22 = 67,863.48 : x
  2. Step 2: Convert to fraction form
    87,824.96/131,737.22 = 67,863.48/x
  3. Step 3: Cross multiply
    87,824.96x = 131,737.22 × 67,863.48
  4. Step 4: Simplify right side
    87,824.96x = 8,940,146,194.73
  5. Step 5: Solve for x
    x = 8,940,146,194.73/87,824.96
  6. Step 6: Final answer
    x = 101,795.05

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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.