Home / 167,778.18-231,543.42-96,170.10

Finding the Fourth Proportional to 167,778.18, 231,543.42 and 96,170.10

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Solution

The fourth proportional to 167,778.18, 231,543.42 and 96,170.10 is: 132,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,778.18 : 231,543.42 = 96,170.10 : x
  2. Step 2: Convert to fraction form
    167,778.18/231,543.42 = 96,170.10/x
  3. Step 3: Cross multiply
    167,778.18x = 231,543.42 × 96,170.10
  4. Step 4: Simplify right side
    167,778.18x = 22,267,553,855.74
  5. Step 5: Solve for x
    x = 22,267,553,855.74/167,778.18
  6. Step 6: Final answer
    x = 132,720.20

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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.