Home / 167,543.12-231,223.56-92,105.84

Finding the Fourth Proportional to 167,543.12, 231,223.56 and 92,105.84

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Solution

The fourth proportional to 167,543.12, 231,223.56 and 92,105.84 is: 127,113.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543.12 : 231,223.56 = 92,105.84 : x
  2. Step 2: Convert to fraction form
    167,543.12/231,223.56 = 92,105.84/x
  3. Step 3: Cross multiply
    167,543.12x = 231,223.56 × 92,105.84
  4. Step 4: Simplify right side
    167,543.12x = 21,297,040,221.59
  5. Step 5: Solve for x
    x = 21,297,040,221.59/167,543.12
  6. Step 6: Final answer
    x = 127,113.79

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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.