Home / 120,975.96-181,452.20-36,736.85

Finding the Fourth Proportional to 120,975.96, 181,452.20 and 36,736.85

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Solution

The fourth proportional to 120,975.96, 181,452.20 and 36,736.85 is: 55,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,975.96 : 181,452.20 = 36,736.85 : x
  2. Step 2: Convert to fraction form
    120,975.96/181,452.20 = 36,736.85/x
  3. Step 3: Cross multiply
    120,975.96x = 181,452.20 × 36,736.85
  4. Step 4: Simplify right side
    120,975.96x = 6,665,981,162.62
  5. Step 5: Solve for x
    x = 6,665,981,162.62/120,975.96
  6. Step 6: Final answer
    x = 55,101.70

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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.