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Finding the Fourth Proportional to 26,299.76, 39,449.97 and 8,769.58

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Solution

The fourth proportional to 26,299.76, 39,449.97 and 8,769.58 is: 13,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.76 : 39,449.97 = 8,769.58 : x
  2. Step 2: Convert to fraction form
    26,299.76/39,449.97 = 8,769.58/x
  3. Step 3: Cross multiply
    26,299.76x = 39,449.97 × 8,769.58
  4. Step 4: Simplify right side
    26,299.76x = 345,959,569.29
  5. Step 5: Solve for x
    x = 345,959,569.29/26,299.76
  6. Step 6: Final answer
    x = 13,154.48

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