Home / 198,937.91-298,410.03-110,751.95

Finding the Fourth Proportional to 198,937.91, 298,410.03 and 110,751.95

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Solution

The fourth proportional to 198,937.91, 298,410.03 and 110,751.95 is: 166,129.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,937.91 : 298,410.03 = 110,751.95 : x
  2. Step 2: Convert to fraction form
    198,937.91/298,410.03 = 110,751.95/x
  3. Step 3: Cross multiply
    198,937.91x = 298,410.03 × 110,751.95
  4. Step 4: Simplify right side
    198,937.91x = 33,049,491,230.01
  5. Step 5: Solve for x
    x = 33,049,491,230.01/198,937.91
  6. Step 6: Final answer
    x = 166,129.68

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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.