Home / 154,562.20-231,843.30-49,384.60

Finding the Fourth Proportional to 154,562.20, 231,843.30 and 49,384.60

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Solution

The fourth proportional to 154,562.20, 231,843.30 and 49,384.60 is: 74,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,562.20 : 231,843.30 = 49,384.60 : x
  2. Step 2: Convert to fraction form
    154,562.20/231,843.30 = 49,384.60/x
  3. Step 3: Cross multiply
    154,562.20x = 231,843.30 × 49,384.60
  4. Step 4: Simplify right side
    154,562.20x = 11,449,488,633.18
  5. Step 5: Solve for x
    x = 11,449,488,633.18/154,562.20
  6. Step 6: Final answer
    x = 74,076.90

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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.