Home / 198,947.96-298,425.06-110,761.96

Finding the Fourth Proportional to 198,947.96, 298,425.06 and 110,761.96

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Solution

The fourth proportional to 198,947.96, 298,425.06 and 110,761.96 is: 166,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,947.96 : 298,425.06 = 110,761.96 : x
  2. Step 2: Convert to fraction form
    198,947.96/298,425.06 = 110,761.96/x
  3. Step 3: Cross multiply
    198,947.96x = 298,425.06 × 110,761.96
  4. Step 4: Simplify right side
    198,947.96x = 33,054,144,558.72
  5. Step 5: Solve for x
    x = 33,054,144,558.72/198,947.96
  6. Step 6: Final answer
    x = 166,144.68

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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.