Home / 179,200.20-268,832.70-90,229.80

Finding the Fourth Proportional to 179,200.20, 268,832.70 and 90,229.80

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Solution

The fourth proportional to 179,200.20, 268,832.70 and 90,229.80 is: 135,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,200.20 : 268,832.70 = 90,229.80 : x
  2. Step 2: Convert to fraction form
    179,200.20/268,832.70 = 90,229.80/x
  3. Step 3: Cross multiply
    179,200.20x = 268,832.70 × 90,229.80
  4. Step 4: Simplify right side
    179,200.20x = 24,256,720,754.46
  5. Step 5: Solve for x
    x = 24,256,720,754.46/179,200.20
  6. Step 6: Final answer
    x = 135,361.01

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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.