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Finding the Fourth Proportional to 57,959.93, 86,949.68 and 17,969.73

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Solution

The fourth proportional to 57,959.93, 86,949.68 and 17,969.73 is: 26,957.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,959.93 : 86,949.68 = 17,969.73 : x
  2. Step 2: Convert to fraction form
    57,959.93/86,949.68 = 17,969.73/x
  3. Step 3: Cross multiply
    57,959.93x = 86,949.68 × 17,969.73
  4. Step 4: Simplify right side
    57,959.93x = 1,562,462,183.34
  5. Step 5: Solve for x
    x = 1,562,462,183.34/57,959.93
  6. Step 6: Final answer
    x = 26,957.63

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