Home / 162,872.19-244,155.11-87,879.96

Finding the Fourth Proportional to 162,872.19, 244,155.11 and 87,879.96

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Solution

The fourth proportional to 162,872.19, 244,155.11 and 87,879.96 is: 131,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,872.19 : 244,155.11 = 87,879.96 : x
  2. Step 2: Convert to fraction form
    162,872.19/244,155.11 = 87,879.96/x
  3. Step 3: Cross multiply
    162,872.19x = 244,155.11 × 87,879.96
  4. Step 4: Simplify right side
    162,872.19x = 21,456,340,861.20
  5. Step 5: Solve for x
    x = 21,456,340,861.20/162,872.19
  6. Step 6: Final answer
    x = 131,737.29

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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.