Home / 129,600.44-194,400.66-36,105.92

Finding the Fourth Proportional to 129,600.44, 194,400.66 and 36,105.92

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Solution

The fourth proportional to 129,600.44, 194,400.66 and 36,105.92 is: 54,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,600.44 : 194,400.66 = 36,105.92 : x
  2. Step 2: Convert to fraction form
    129,600.44/194,400.66 = 36,105.92/x
  3. Step 3: Cross multiply
    129,600.44x = 194,400.66 × 36,105.92
  4. Step 4: Simplify right side
    129,600.44x = 7,019,014,677.91
  5. Step 5: Solve for x
    x = 7,019,014,677.91/129,600.44
  6. Step 6: Final answer
    x = 54,158.88

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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.