Home / 89,380.20-134,069.22-22,819.56

Finding the Fourth Proportional to 89,380.20, 134,069.22 and 22,819.56

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Solution

The fourth proportional to 89,380.20, 134,069.22 and 22,819.56 is: 34,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,380.20 : 134,069.22 = 22,819.56 : x
  2. Step 2: Convert to fraction form
    89,380.20/134,069.22 = 22,819.56/x
  3. Step 3: Cross multiply
    89,380.20x = 134,069.22 × 22,819.56
  4. Step 4: Simplify right side
    89,380.20x = 3,059,400,609.94
  5. Step 5: Solve for x
    x = 3,059,400,609.94/89,380.20
  6. Step 6: Final answer
    x = 34,229.06

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1.5x scale

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.