Home / 167,979.38-231,811.56-92,527.88

Finding the Fourth Proportional to 167,979.38, 231,811.56 and 92,527.88

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Solution

The fourth proportional to 167,979.38, 231,811.56 and 92,527.88 is: 127,688.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,979.38 : 231,811.56 = 92,527.88 : x
  2. Step 2: Convert to fraction form
    167,979.38/231,811.56 = 92,527.88/x
  3. Step 3: Cross multiply
    167,979.38x = 231,811.56 × 92,527.88
  4. Step 4: Simplify right side
    167,979.38x = 21,449,031,743.65
  5. Step 5: Solve for x
    x = 21,449,031,743.65/167,979.38
  6. Step 6: Final answer
    x = 127,688.48

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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.