Home / 231,760.62-319,974.17-177,938.55

Finding the Fourth Proportional to 231,760.62, 319,974.17 and 177,938.55

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Solution

The fourth proportional to 231,760.62, 319,974.17 and 177,938.55 is: 245,666.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,760.62 : 319,974.17 = 177,938.55 : x
  2. Step 2: Convert to fraction form
    231,760.62/319,974.17 = 177,938.55/x
  3. Step 3: Cross multiply
    231,760.62x = 319,974.17 × 177,938.55
  4. Step 4: Simplify right side
    231,760.62x = 56,935,738,957.56
  5. Step 5: Solve for x
    x = 56,935,738,957.56/231,760.62
  6. Step 6: Final answer
    x = 245,666.15

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1.5x scale

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.