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Finding the Fourth Proportional to 78,792.72, 108,729.51 and 44,796.48

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Solution

The fourth proportional to 78,792.72, 108,729.51 and 44,796.48 is: 61,816.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,792.72 : 108,729.51 = 44,796.48 : x
  2. Step 2: Convert to fraction form
    78,792.72/108,729.51 = 44,796.48/x
  3. Step 3: Cross multiply
    78,792.72x = 108,729.51 × 44,796.48
  4. Step 4: Simplify right side
    78,792.72x = 4,870,699,320.12
  5. Step 5: Solve for x
    x = 4,870,699,320.12/78,792.72
  6. Step 6: Final answer
    x = 61,816.62

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