Home / 198,923.57-298,382.44-49,163.88

Finding the Fourth Proportional to 198,923.57, 298,382.44 and 49,163.88

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Solution

The fourth proportional to 198,923.57, 298,382.44 and 49,163.88 is: 73,745.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,923.57 : 298,382.44 = 49,163.88 : x
  2. Step 2: Convert to fraction form
    198,923.57/298,382.44 = 49,163.88/x
  3. Step 3: Cross multiply
    198,923.57x = 298,382.44 × 49,163.88
  4. Step 4: Simplify right side
    198,923.57x = 14,669,637,745.80
  5. Step 5: Solve for x
    x = 14,669,637,745.80/198,923.57
  6. Step 6: Final answer
    x = 73,745.09

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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.