Home / 124,833.92-172,258.42-71,115.73

Finding the Fourth Proportional to 124,833.92, 172,258.42 and 71,115.73

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Solution

The fourth proportional to 124,833.92, 172,258.42 and 71,115.73 is: 98,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,833.92 : 172,258.42 = 71,115.73 : x
  2. Step 2: Convert to fraction form
    124,833.92/172,258.42 = 71,115.73/x
  3. Step 3: Cross multiply
    124,833.92x = 172,258.42 × 71,115.73
  4. Step 4: Simplify right side
    124,833.92x = 12,250,283,286.95
  5. Step 5: Solve for x
    x = 12,250,283,286.95/124,833.92
  6. Step 6: Final answer
    x = 98,132.65

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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.