Home / 327,166.20-490,781.70-113,901.30

Finding the Fourth Proportional to 327,166.20, 490,781.70 and 113,901.30

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Solution

The fourth proportional to 327,166.20, 490,781.70 and 113,901.30 is: 170,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,166.20 : 490,781.70 = 113,901.30 : x
  2. Step 2: Convert to fraction form
    327,166.20/490,781.70 = 113,901.30/x
  3. Step 3: Cross multiply
    327,166.20x = 490,781.70 × 113,901.30
  4. Step 4: Simplify right side
    327,166.20x = 55,900,673,646.21
  5. Step 5: Solve for x
    x = 55,900,673,646.21/327,166.20
  6. Step 6: Final answer
    x = 170,863.23

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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.