Home / 108,191.97-162,288.54-29,306.88

Finding the Fourth Proportional to 108,191.97, 162,288.54 and 29,306.88

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Solution

The fourth proportional to 108,191.97, 162,288.54 and 29,306.88 is: 43,960.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,191.97 : 162,288.54 = 29,306.88 : x
  2. Step 2: Convert to fraction form
    108,191.97/162,288.54 = 29,306.88/x
  3. Step 3: Cross multiply
    108,191.97x = 162,288.54 × 29,306.88
  4. Step 4: Simplify right side
    108,191.97x = 4,756,170,767.16
  5. Step 5: Solve for x
    x = 4,756,170,767.16/108,191.97
  6. Step 6: Final answer
    x = 43,960.48

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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.