Home / 204,381.20-306,582.72-64,150.76

Finding the Fourth Proportional to 204,381.20, 306,582.72 and 64,150.76

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Solution

The fourth proportional to 204,381.20, 306,582.72 and 64,150.76 is: 96,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,381.20 : 306,582.72 = 64,150.76 : x
  2. Step 2: Convert to fraction form
    204,381.20/306,582.72 = 64,150.76/x
  3. Step 3: Cross multiply
    204,381.20x = 306,582.72 × 64,150.76
  4. Step 4: Simplify right side
    204,381.20x = 19,667,512,957.95
  5. Step 5: Solve for x
    x = 19,667,512,957.95/204,381.20
  6. Step 6: Final answer
    x = 96,229.56

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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.