Home / 204,340.20-306,218.70-150,612.90

Finding the Fourth Proportional to 204,340.20, 306,218.70 and 150,612.90

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Solution

The fourth proportional to 204,340.20, 306,218.70 and 150,612.90 is: 225,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,340.20 : 306,218.70 = 150,612.90 : x
  2. Step 2: Convert to fraction form
    204,340.20/306,218.70 = 150,612.90/x
  3. Step 3: Cross multiply
    204,340.20x = 306,218.70 × 150,612.90
  4. Step 4: Simplify right side
    204,340.20x = 46,120,486,441.23
  5. Step 5: Solve for x
    x = 46,120,486,441.23/204,340.20
  6. Step 6: Final answer
    x = 225,704.42

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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.