Home / 167,939.92-231,756.07-92,487.88

Finding the Fourth Proportional to 167,939.92, 231,756.07 and 92,487.88

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Solution

The fourth proportional to 167,939.92, 231,756.07 and 92,487.88 is: 127,632.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,939.92 : 231,756.07 = 92,487.88 : x
  2. Step 2: Convert to fraction form
    167,939.92/231,756.07 = 92,487.88/x
  3. Step 3: Cross multiply
    167,939.92x = 231,756.07 × 92,487.88
  4. Step 4: Simplify right side
    167,939.92x = 21,434,625,970.21
  5. Step 5: Solve for x
    x = 21,434,625,970.21/167,939.92
  6. Step 6: Final answer
    x = 127,632.71

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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.