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Finding the Fourth Proportional to 198,196.92, 273,511.94 and 113,315.76

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Solution

The fourth proportional to 198,196.92, 273,511.94 and 113,315.76 is: 156,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,196.92 : 273,511.94 = 113,315.76 : x
  2. Step 2: Convert to fraction form
    198,196.92/273,511.94 = 113,315.76/x
  3. Step 3: Cross multiply
    198,196.92x = 273,511.94 × 113,315.76
  4. Step 4: Simplify right side
    198,196.92x = 30,993,212,783.60
  5. Step 5: Solve for x
    x = 30,993,212,783.60/198,196.92
  6. Step 6: Final answer
    x = 156,375.85

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