Home / 198,235.56-273,565.34-107,591.52

Finding the Fourth Proportional to 198,235.56, 273,565.34 and 107,591.52

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Solution

The fourth proportional to 198,235.56, 273,565.34 and 107,591.52 is: 148,476.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,235.56 : 273,565.34 = 107,591.52 : x
  2. Step 2: Convert to fraction form
    198,235.56/273,565.34 = 107,591.52/x
  3. Step 3: Cross multiply
    198,235.56x = 273,565.34 × 107,591.52
  4. Step 4: Simplify right side
    198,235.56x = 29,433,310,749.92
  5. Step 5: Solve for x
    x = 29,433,310,749.92/198,235.56
  6. Step 6: Final answer
    x = 148,476.44

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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.