Home / 111,614.16-167,439.24-36,712.56

Finding the Fourth Proportional to 111,614.16, 167,439.24 and 36,712.56

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Solution

The fourth proportional to 111,614.16, 167,439.24 and 36,712.56 is: 55,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,614.16 : 167,439.24 = 36,712.56 : x
  2. Step 2: Convert to fraction form
    111,614.16/167,439.24 = 36,712.56/x
  3. Step 3: Cross multiply
    111,614.16x = 167,439.24 × 36,712.56
  4. Step 4: Simplify right side
    111,614.16x = 6,147,123,144.85
  5. Step 5: Solve for x
    x = 6,147,123,144.85/111,614.16
  6. Step 6: Final answer
    x = 55,074.76

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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.