Home / 198,884.06-298,326.11-163,749.90

Finding the Fourth Proportional to 198,884.06, 298,326.11 and 163,749.90

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Solution

The fourth proportional to 198,884.06, 298,326.11 and 163,749.90 is: 245,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,884.06 : 298,326.11 = 163,749.90 : x
  2. Step 2: Convert to fraction form
    198,884.06/298,326.11 = 163,749.90/x
  3. Step 3: Cross multiply
    198,884.06x = 298,326.11 × 163,749.90
  4. Step 4: Simplify right side
    198,884.06x = 48,850,869,861.14
  5. Step 5: Solve for x
    x = 48,850,869,861.14/198,884.06
  6. Step 6: Final answer
    x = 245,624.87

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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.