Home / 154,458.60-231,687.90-95,101.80

Finding the Fourth Proportional to 154,458.60, 231,687.90 and 95,101.80

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Solution

The fourth proportional to 154,458.60, 231,687.90 and 95,101.80 is: 142,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,458.60 : 231,687.90 = 95,101.80 : x
  2. Step 2: Convert to fraction form
    154,458.60/231,687.90 = 95,101.80/x
  3. Step 3: Cross multiply
    154,458.60x = 231,687.90 × 95,101.80
  4. Step 4: Simplify right side
    154,458.60x = 22,033,936,328.22
  5. Step 5: Solve for x
    x = 22,033,936,328.22/154,458.60
  6. Step 6: Final answer
    x = 142,652.70

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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.