Home / 146,062.28-219,091.13-74,943.88

Finding the Fourth Proportional to 146,062.28, 219,091.13 and 74,943.88

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Solution

The fourth proportional to 146,062.28, 219,091.13 and 74,943.88 is: 112,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,062.28 : 219,091.13 = 74,943.88 : x
  2. Step 2: Convert to fraction form
    146,062.28/219,091.13 = 74,943.88/x
  3. Step 3: Cross multiply
    146,062.28x = 219,091.13 × 74,943.88
  4. Step 4: Simplify right side
    146,062.28x = 16,419,539,355.78
  5. Step 5: Solve for x
    x = 16,419,539,355.78/146,062.28
  6. Step 6: Final answer
    x = 112,414.65

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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.