Home / 198,914.28-298,371.42-58,661.97

Finding the Fourth Proportional to 198,914.28, 298,371.42 and 58,661.97

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Solution

The fourth proportional to 198,914.28, 298,371.42 and 58,661.97 is: 87,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,914.28 : 298,371.42 = 58,661.97 : x
  2. Step 2: Convert to fraction form
    198,914.28/298,371.42 = 58,661.97/x
  3. Step 3: Cross multiply
    198,914.28x = 298,371.42 × 58,661.97
  4. Step 4: Simplify right side
    198,914.28x = 17,503,055,288.90
  5. Step 5: Solve for x
    x = 17,503,055,288.90/198,914.28
  6. Step 6: Final answer
    x = 87,992.96

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1.5x scale

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.