Home / 332,857.15-499,236.51-122,445.88

Finding the Fourth Proportional to 332,857.15, 499,236.51 and 122,445.88

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Solution

The fourth proportional to 332,857.15, 499,236.51 and 122,445.88 is: 183,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,857.15 : 499,236.51 = 122,445.88 : x
  2. Step 2: Convert to fraction form
    332,857.15/499,236.51 = 122,445.88/x
  3. Step 3: Cross multiply
    332,857.15x = 499,236.51 × 122,445.88
  4. Step 4: Simplify right side
    332,857.15x = 61,129,451,298.90
  5. Step 5: Solve for x
    x = 61,129,451,298.90/332,857.15
  6. Step 6: Final answer
    x = 183,650.71

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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.