Home / 156,103.34-215,372.32-95,610.92

Finding the Fourth Proportional to 156,103.34, 215,372.32 and 95,610.92

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Solution

The fourth proportional to 156,103.34, 215,372.32 and 95,610.92 is: 131,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,103.34 : 215,372.32 = 95,610.92 : x
  2. Step 2: Convert to fraction form
    156,103.34/215,372.32 = 95,610.92/x
  3. Step 3: Cross multiply
    156,103.34x = 215,372.32 × 95,610.92
  4. Step 4: Simplify right side
    156,103.34x = 20,591,944,341.85
  5. Step 5: Solve for x
    x = 20,591,944,341.85/156,103.34
  6. Step 6: Final answer
    x = 131,912.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.