Home / 129,025.15-193,601.13-57,997.97

Finding the Fourth Proportional to 129,025.15, 193,601.13 and 57,997.97

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Solution

The fourth proportional to 129,025.15, 193,601.13 and 57,997.97 is: 87,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,025.15 : 193,601.13 = 57,997.97 : x
  2. Step 2: Convert to fraction form
    129,025.15/193,601.13 = 57,997.97/x
  3. Step 3: Cross multiply
    129,025.15x = 193,601.13 × 57,997.97
  4. Step 4: Simplify right side
    129,025.15x = 11,228,472,070.21
  5. Step 5: Solve for x
    x = 11,228,472,070.21/129,025.15
  6. Step 6: Final answer
    x = 87,025.45

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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.