Home / 237,342.56-327,520.04-129,891.80

Finding the Fourth Proportional to 237,342.56, 327,520.04 and 129,891.80

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Solution

The fourth proportional to 237,342.56, 327,520.04 and 129,891.80 is: 179,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,342.56 : 327,520.04 = 129,891.80 : x
  2. Step 2: Convert to fraction form
    237,342.56/327,520.04 = 129,891.80/x
  3. Step 3: Cross multiply
    237,342.56x = 327,520.04 × 129,891.80
  4. Step 4: Simplify right side
    237,342.56x = 42,542,167,531.67
  5. Step 5: Solve for x
    x = 42,542,167,531.67/237,342.56
  6. Step 6: Final answer
    x = 179,243.74

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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.