Home / 154,579.55-231,863.24-54,735.71

Finding the Fourth Proportional to 154,579.55, 231,863.24 and 54,735.71

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Solution

The fourth proportional to 154,579.55, 231,863.24 and 54,735.71 is: 82,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,579.55 : 231,863.24 = 54,735.71 : x
  2. Step 2: Convert to fraction form
    154,579.55/231,863.24 = 54,735.71/x
  3. Step 3: Cross multiply
    154,579.55x = 231,863.24 × 54,735.71
  4. Step 4: Simplify right side
    154,579.55x = 12,691,198,790.62
  5. Step 5: Solve for x
    x = 12,691,198,790.62/154,579.55
  6. Step 6: Final answer
    x = 82,101.41

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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.