Home / 151,836.29-227,892.65-80,818.58

Finding the Fourth Proportional to 151,836.29, 227,892.65 and 80,818.58

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Solution

The fourth proportional to 151,836.29, 227,892.65 and 80,818.58 is: 121,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,836.29 : 227,892.65 = 80,818.58 : x
  2. Step 2: Convert to fraction form
    151,836.29/227,892.65 = 80,818.58/x
  3. Step 3: Cross multiply
    151,836.29x = 227,892.65 × 80,818.58
  4. Step 4: Simplify right side
    151,836.29x = 18,417,958,821.88
  5. Step 5: Solve for x
    x = 18,417,958,821.88/151,836.29
  6. Step 6: Final answer
    x = 121,301.43

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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.