Home / 159,849.57-220,594.23-88,229.65

Finding the Fourth Proportional to 159,849.57, 220,594.23 and 88,229.65

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Solution

The fourth proportional to 159,849.57, 220,594.23 and 88,229.65 is: 121,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,849.57 : 220,594.23 = 88,229.65 : x
  2. Step 2: Convert to fraction form
    159,849.57/220,594.23 = 88,229.65/x
  3. Step 3: Cross multiply
    159,849.57x = 220,594.23 × 88,229.65
  4. Step 4: Simplify right side
    159,849.57x = 19,462,951,153.43
  5. Step 5: Solve for x
    x = 19,462,951,153.43/159,849.57
  6. Step 6: Final answer
    x = 121,757.92

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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.