Home / 132,085.76-198,082.56-58,173.44

Finding the Fourth Proportional to 132,085.76, 198,082.56 and 58,173.44

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Solution

The fourth proportional to 132,085.76, 198,082.56 and 58,173.44 is: 87,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,085.76 : 198,082.56 = 58,173.44 : x
  2. Step 2: Convert to fraction form
    132,085.76/198,082.56 = 58,173.44/x
  3. Step 3: Cross multiply
    132,085.76x = 198,082.56 × 58,173.44
  4. Step 4: Simplify right side
    132,085.76x = 11,523,143,919.21
  5. Step 5: Solve for x
    x = 11,523,143,919.21/132,085.76
  6. Step 6: Final answer
    x = 87,239.87

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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.