Home / 156,336.56-215,857.18-95,989.04

Finding the Fourth Proportional to 156,336.56, 215,857.18 and 95,989.04

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Solution

The fourth proportional to 156,336.56, 215,857.18 and 95,989.04 is: 132,534.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,336.56 : 215,857.18 = 95,989.04 : x
  2. Step 2: Convert to fraction form
    156,336.56/215,857.18 = 95,989.04/x
  3. Step 3: Cross multiply
    156,336.56x = 215,857.18 × 95,989.04
  4. Step 4: Simplify right side
    156,336.56x = 20,719,923,485.31
  5. Step 5: Solve for x
    x = 20,719,923,485.31/156,336.56
  6. Step 6: Final answer
    x = 132,534.09

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Why These Related Problems?

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