Home / 225,086.40-337,435.20-136,245.60

Finding the Fourth Proportional to 225,086.40, 337,435.20 and 136,245.60

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Solution

The fourth proportional to 225,086.40, 337,435.20 and 136,245.60 is: 204,250.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,086.40 : 337,435.20 = 136,245.60 : x
  2. Step 2: Convert to fraction form
    225,086.40/337,435.20 = 136,245.60/x
  3. Step 3: Cross multiply
    225,086.40x = 337,435.20 × 136,245.60
  4. Step 4: Simplify right side
    225,086.40x = 45,974,061,285.12
  5. Step 5: Solve for x
    x = 45,974,061,285.12/225,086.40
  6. Step 6: Final answer
    x = 204,250.73

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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.