Home / 198,037.98-273,293.82-107,394.48

Finding the Fourth Proportional to 198,037.98, 273,293.82 and 107,394.48

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Solution

The fourth proportional to 198,037.98, 273,293.82 and 107,394.48 is: 148,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,037.98 : 273,293.82 = 107,394.48 : x
  2. Step 2: Convert to fraction form
    198,037.98/273,293.82 = 107,394.48/x
  3. Step 3: Cross multiply
    198,037.98x = 273,293.82 × 107,394.48
  4. Step 4: Simplify right side
    198,037.98x = 29,350,247,686.11
  5. Step 5: Solve for x
    x = 29,350,247,686.11/198,037.98
  6. Step 6: Final answer
    x = 148,205.15

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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.