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Finding the Fourth Proportional to 77,665.06, 116,310.75 and 44,283.92

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Solution

The fourth proportional to 77,665.06, 116,310.75 and 44,283.92 is: 66,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,665.06 : 116,310.75 = 44,283.92 : x
  2. Step 2: Convert to fraction form
    77,665.06/116,310.75 = 44,283.92/x
  3. Step 3: Cross multiply
    77,665.06x = 116,310.75 × 44,283.92
  4. Step 4: Simplify right side
    77,665.06x = 5,150,695,948.14
  5. Step 5: Solve for x
    x = 5,150,695,948.14/77,665.06
  6. Step 6: Final answer
    x = 66,319.35

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