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Finding the Fourth Proportional to 156,965.20, 235,102.20 and 136,229.20

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Solution

The fourth proportional to 156,965.20, 235,102.20 and 136,229.20 is: 204,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,965.20 : 235,102.20 = 136,229.20 : x
  2. Step 2: Convert to fraction form
    156,965.20/235,102.20 = 136,229.20/x
  3. Step 3: Cross multiply
    156,965.20x = 235,102.20 × 136,229.20
  4. Step 4: Simplify right side
    156,965.20x = 32,027,784,624.24
  5. Step 5: Solve for x
    x = 32,027,784,624.24/156,965.20
  6. Step 6: Final answer
    x = 204,043.86

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