Home / 159,534.90-239,229.18-54,311.04

Finding the Fourth Proportional to 159,534.90, 239,229.18 and 54,311.04

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Solution

The fourth proportional to 159,534.90, 239,229.18 and 54,311.04 is: 81,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,534.90 : 239,229.18 = 54,311.04 : x
  2. Step 2: Convert to fraction form
    159,534.90/239,229.18 = 54,311.04/x
  3. Step 3: Cross multiply
    159,534.90x = 239,229.18 × 54,311.04
  4. Step 4: Simplify right side
    159,534.90x = 12,992,785,564.15
  5. Step 5: Solve for x
    x = 12,992,785,564.15/159,534.90
  6. Step 6: Final answer
    x = 81,441.65

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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.