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Finding the Fourth Proportional to 115,481.60, 173,092.80 and 48,910.40

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Solution

The fourth proportional to 115,481.60, 173,092.80 and 48,910.40 is: 73,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,481.60 : 173,092.80 = 48,910.40 : x
  2. Step 2: Convert to fraction form
    115,481.60/173,092.80 = 48,910.40/x
  3. Step 3: Cross multiply
    115,481.60x = 173,092.80 × 48,910.40
  4. Step 4: Simplify right side
    115,481.60x = 8,466,038,085.12
  5. Step 5: Solve for x
    x = 8,466,038,085.12/115,481.60
  6. Step 6: Final answer
    x = 73,310.71

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