Home / 167,480.90-231,121.04-92,027.78

Finding the Fourth Proportional to 167,480.90, 231,121.04 and 92,027.78

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Solution

The fourth proportional to 167,480.90, 231,121.04 and 92,027.78 is: 126,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,480.90 : 231,121.04 = 92,027.78 : x
  2. Step 2: Convert to fraction form
    167,480.90/231,121.04 = 92,027.78/x
  3. Step 3: Cross multiply
    167,480.90x = 231,121.04 × 92,027.78
  4. Step 4: Simplify right side
    167,480.90x = 21,269,556,222.49
  5. Step 5: Solve for x
    x = 21,269,556,222.49/167,480.90
  6. Step 6: Final answer
    x = 126,996.91

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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.