Home / 327,150.20-490,757.70-113,885.30

Finding the Fourth Proportional to 327,150.20, 490,757.70 and 113,885.30

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Solution

The fourth proportional to 327,150.20, 490,757.70 and 113,885.30 is: 170,839.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,150.20 : 490,757.70 = 113,885.30 : x
  2. Step 2: Convert to fraction form
    327,150.20/490,757.70 = 113,885.30/x
  3. Step 3: Cross multiply
    327,150.20x = 490,757.70 × 113,885.30
  4. Step 4: Simplify right side
    327,150.20x = 55,890,087,891.81
  5. Step 5: Solve for x
    x = 55,890,087,891.81/327,150.20
  6. Step 6: Final answer
    x = 170,839.23

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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.