Home / 234,401.20-323,450.49-131,016.04

Finding the Fourth Proportional to 234,401.20, 323,450.49 and 131,016.04

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Solution

The fourth proportional to 234,401.20, 323,450.49 and 131,016.04 is: 180,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,401.20 : 323,450.49 = 131,016.04 : x
  2. Step 2: Convert to fraction form
    234,401.20/323,450.49 = 131,016.04/x
  3. Step 3: Cross multiply
    234,401.20x = 323,450.49 × 131,016.04
  4. Step 4: Simplify right side
    234,401.20x = 42,377,202,335.86
  5. Step 5: Solve for x
    x = 42,377,202,335.86/234,401.20
  6. Step 6: Final answer
    x = 180,789.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.