Home / 124,836.59-172,275.19-68,247.97

Finding the Fourth Proportional to 124,836.59, 172,275.19 and 68,247.97

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Solution

The fourth proportional to 124,836.59, 172,275.19 and 68,247.97 is: 94,182.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,836.59 : 172,275.19 = 68,247.97 : x
  2. Step 2: Convert to fraction form
    124,836.59/172,275.19 = 68,247.97/x
  3. Step 3: Cross multiply
    124,836.59x = 172,275.19 × 68,247.97
  4. Step 4: Simplify right side
    124,836.59x = 11,757,431,397.56
  5. Step 5: Solve for x
    x = 11,757,431,397.56/124,836.59
  6. Step 6: Final answer
    x = 94,182.57

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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.