Home / 198,522.75-273,961.44-109,098.75

Finding the Fourth Proportional to 198,522.75, 273,961.44 and 109,098.75

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Solution

The fourth proportional to 198,522.75, 273,961.44 and 109,098.75 is: 150,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,522.75 : 273,961.44 = 109,098.75 : x
  2. Step 2: Convert to fraction form
    198,522.75/273,961.44 = 109,098.75/x
  3. Step 3: Cross multiply
    198,522.75x = 273,961.44 × 109,098.75
  4. Step 4: Simplify right side
    198,522.75x = 29,888,850,652.20
  5. Step 5: Solve for x
    x = 29,888,850,652.20/198,522.75
  6. Step 6: Final answer
    x = 150,556.30

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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.