Home / 167,882.24-231,606.78-111,195.20

Finding the Fourth Proportional to 167,882.24, 231,606.78 and 111,195.20

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Solution

The fourth proportional to 167,882.24, 231,606.78 and 111,195.20 is: 153,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,882.24 : 231,606.78 = 111,195.20 : x
  2. Step 2: Convert to fraction form
    167,882.24/231,606.78 = 111,195.20/x
  3. Step 3: Cross multiply
    167,882.24x = 231,606.78 × 111,195.20
  4. Step 4: Simplify right side
    167,882.24x = 25,753,561,065.42
  5. Step 5: Solve for x
    x = 25,753,561,065.42/167,882.24
  6. Step 6: Final answer
    x = 153,402.54

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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.