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Finding the Fourth Proportional to 191,736.60, 287,604.90 and 168,408.60

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Solution

The fourth proportional to 191,736.60, 287,604.90 and 168,408.60 is: 252,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,736.60 : 287,604.90 = 168,408.60 : x
  2. Step 2: Convert to fraction form
    191,736.60/287,604.90 = 168,408.60/x
  3. Step 3: Cross multiply
    191,736.60x = 287,604.90 × 168,408.60
  4. Step 4: Simplify right side
    191,736.60x = 48,435,138,562.14
  5. Step 5: Solve for x
    x = 48,435,138,562.14/191,736.60
  6. Step 6: Final answer
    x = 252,612.90

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