Home / 198,790.92-298,251.18-93,620.52

Finding the Fourth Proportional to 198,790.92, 298,251.18 and 93,620.52

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Solution

The fourth proportional to 198,790.92, 298,251.18 and 93,620.52 is: 140,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,790.92 : 298,251.18 = 93,620.52 : x
  2. Step 2: Convert to fraction form
    198,790.92/298,251.18 = 93,620.52/x
  3. Step 3: Cross multiply
    198,790.92x = 298,251.18 × 93,620.52
  4. Step 4: Simplify right side
    198,790.92x = 27,922,430,562.21
  5. Step 5: Solve for x
    x = 27,922,430,562.21/198,790.92
  6. Step 6: Final answer
    x = 140,461.30

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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.