Home / 132,170.24-198,452.18-53,438.24

Finding the Fourth Proportional to 132,170.24, 198,452.18 and 53,438.24

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Solution

The fourth proportional to 132,170.24, 198,452.18 and 53,438.24 is: 80,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,170.24 : 198,452.18 = 53,438.24 : x
  2. Step 2: Convert to fraction form
    132,170.24/198,452.18 = 53,438.24/x
  3. Step 3: Cross multiply
    132,170.24x = 198,452.18 × 53,438.24
  4. Step 4: Simplify right side
    132,170.24x = 10,604,933,963.91
  5. Step 5: Solve for x
    x = 10,604,933,963.91/132,170.24
  6. Step 6: Final answer
    x = 80,236.93

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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.