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Finding the Fourth Proportional to 81,577.92, 122,401.44 and 44,598.72

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Solution

The fourth proportional to 81,577.92, 122,401.44 and 44,598.72 is: 66,916.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,577.92 : 122,401.44 = 44,598.72 : x
  2. Step 2: Convert to fraction form
    81,577.92/122,401.44 = 44,598.72/x
  3. Step 3: Cross multiply
    81,577.92x = 122,401.44 × 44,598.72
  4. Step 4: Simplify right side
    81,577.92x = 5,458,947,550.16
  5. Step 5: Solve for x
    x = 5,458,947,550.16/81,577.92
  6. Step 6: Final answer
    x = 66,916.97

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