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Finding the Fourth Proportional to 69,596.80, 104,394.70 and 17,005.80

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Solution

The fourth proportional to 69,596.80, 104,394.70 and 17,005.80 is: 25,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,596.80 : 104,394.70 = 17,005.80 : x
  2. Step 2: Convert to fraction form
    69,596.80/104,394.70 = 17,005.80/x
  3. Step 3: Cross multiply
    69,596.80x = 104,394.70 × 17,005.80
  4. Step 4: Simplify right side
    69,596.80x = 1,775,315,389.26
  5. Step 5: Solve for x
    x = 1,775,315,389.26/69,596.80
  6. Step 6: Final answer
    x = 25,508.58

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