Home / 166,665.85-229,997.26-90,183.27

Finding the Fourth Proportional to 166,665.85, 229,997.26 and 90,183.27

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Solution

The fourth proportional to 166,665.85, 229,997.26 and 90,183.27 is: 124,452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,665.85 : 229,997.26 = 90,183.27 : x
  2. Step 2: Convert to fraction form
    166,665.85/229,997.26 = 90,183.27/x
  3. Step 3: Cross multiply
    166,665.85x = 229,997.26 × 90,183.27
  4. Step 4: Simplify right side
    166,665.85x = 20,741,904,546.92
  5. Step 5: Solve for x
    x = 20,741,904,546.92/166,665.85
  6. Step 6: Final answer
    x = 124,452.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.