Home / 198,321.26-273,682.46-107,676.48

Finding the Fourth Proportional to 198,321.26, 273,682.46 and 107,676.48

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Solution

The fourth proportional to 198,321.26, 273,682.46 and 107,676.48 is: 148,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,321.26 : 273,682.46 = 107,676.48 : x
  2. Step 2: Convert to fraction form
    198,321.26/273,682.46 = 107,676.48/x
  3. Step 3: Cross multiply
    198,321.26x = 273,682.46 × 107,676.48
  4. Step 4: Simplify right side
    198,321.26x = 29,469,163,930.54
  5. Step 5: Solve for x
    x = 29,469,163,930.54/198,321.26
  6. Step 6: Final answer
    x = 148,593.07

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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.