Home / 204,479.20-306,794.94-92,125.72

Finding the Fourth Proportional to 204,479.20, 306,794.94 and 92,125.72

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Solution

The fourth proportional to 204,479.20, 306,794.94 and 92,125.72 is: 138,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,479.20 : 306,794.94 = 92,125.72 : x
  2. Step 2: Convert to fraction form
    204,479.20/306,794.94 = 92,125.72/x
  3. Step 3: Cross multiply
    204,479.20x = 306,794.94 × 92,125.72
  4. Step 4: Simplify right side
    204,479.20x = 28,263,704,739.86
  5. Step 5: Solve for x
    x = 28,263,704,739.86/204,479.20
  6. Step 6: Final answer
    x = 138,222.88

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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.