Home / 198,327.22-296,826.63-162,787.39

Finding the Fourth Proportional to 198,327.22, 296,826.63 and 162,787.39

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Solution

The fourth proportional to 198,327.22, 296,826.63 and 162,787.39 is: 243,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,327.22 : 296,826.63 = 162,787.39 : x
  2. Step 2: Convert to fraction form
    198,327.22/296,826.63 = 162,787.39/x
  3. Step 3: Cross multiply
    198,327.22x = 296,826.63 × 162,787.39
  4. Step 4: Simplify right side
    198,327.22x = 48,319,632,380.20
  5. Step 5: Solve for x
    x = 48,319,632,380.20/198,327.22
  6. Step 6: Final answer
    x = 243,635.91

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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.