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Finding the Fourth Proportional to 69,629.96, 104,637.72 and 67,941.92

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Solution

The fourth proportional to 69,629.96, 104,637.72 and 67,941.92 is: 102,100.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,629.96 : 104,637.72 = 67,941.92 : x
  2. Step 2: Convert to fraction form
    69,629.96/104,637.72 = 67,941.92/x
  3. Step 3: Cross multiply
    69,629.96x = 104,637.72 × 67,941.92
  4. Step 4: Simplify right side
    69,629.96x = 7,109,287,601.22
  5. Step 5: Solve for x
    x = 7,109,287,601.22/69,629.96
  6. Step 6: Final answer
    x = 102,100.99

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