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Finding the Fourth Proportional to 381,082.01, 571,623.21 and 96,793.88

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Solution

The fourth proportional to 381,082.01, 571,623.21 and 96,793.88 is: 145,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,082.01 : 571,623.21 = 96,793.88 : x
  2. Step 2: Convert to fraction form
    381,082.01/571,623.21 = 96,793.88/x
  3. Step 3: Cross multiply
    381,082.01x = 571,623.21 × 96,793.88
  4. Step 4: Simplify right side
    381,082.01x = 55,329,625,535.84
  5. Step 5: Solve for x
    x = 55,329,625,535.84/381,082.01
  6. Step 6: Final answer
    x = 145,190.86

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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.