Home / 181,576.30-272,364.45-159,414.70

Finding the Fourth Proportional to 181,576.30, 272,364.45 and 159,414.70

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Solution

The fourth proportional to 181,576.30, 272,364.45 and 159,414.70 is: 239,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,576.30 : 272,364.45 = 159,414.70 : x
  2. Step 2: Convert to fraction form
    181,576.30/272,364.45 = 159,414.70/x
  3. Step 3: Cross multiply
    181,576.30x = 272,364.45 × 159,414.70
  4. Step 4: Simplify right side
    181,576.30x = 43,418,897,087.42
  5. Step 5: Solve for x
    x = 43,418,897,087.42/181,576.30
  6. Step 6: Final answer
    x = 239,122.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.