Home / 167,760.33-231,432.96-99,738.71

Finding the Fourth Proportional to 167,760.33, 231,432.96 and 99,738.71

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Solution

The fourth proportional to 167,760.33, 231,432.96 and 99,738.71 is: 137,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,760.33 : 231,432.96 = 99,738.71 : x
  2. Step 2: Convert to fraction form
    167,760.33/231,432.96 = 99,738.71/x
  3. Step 3: Cross multiply
    167,760.33x = 231,432.96 × 99,738.71
  4. Step 4: Simplify right side
    167,760.33x = 23,082,825,460.46
  5. Step 5: Solve for x
    x = 23,082,825,460.46/167,760.33
  6. Step 6: Final answer
    x = 137,594.06

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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.