Home / 118,301.97-177,481.20-39,416.88

Finding the Fourth Proportional to 118,301.97, 177,481.20 and 39,416.88

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Solution

The fourth proportional to 118,301.97, 177,481.20 and 39,416.88 is: 59,134.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,301.97 : 177,481.20 = 39,416.88 : x
  2. Step 2: Convert to fraction form
    118,301.97/177,481.20 = 39,416.88/x
  3. Step 3: Cross multiply
    118,301.97x = 177,481.20 × 39,416.88
  4. Step 4: Simplify right side
    118,301.97x = 6,995,755,162.66
  5. Step 5: Solve for x
    x = 6,995,755,162.66/118,301.97
  6. Step 6: Final answer
    x = 59,134.73

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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.