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Finding the Fourth Proportional to 13,083.92, 18,050.02 and 8,719.25

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Solution

The fourth proportional to 13,083.92, 18,050.02 and 8,719.25 is: 12,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.92 : 18,050.02 = 8,719.25 : x
  2. Step 2: Convert to fraction form
    13,083.92/18,050.02 = 8,719.25/x
  3. Step 3: Cross multiply
    13,083.92x = 18,050.02 × 8,719.25
  4. Step 4: Simplify right side
    13,083.92x = 157,382,636.89
  5. Step 5: Solve for x
    x = 157,382,636.89/13,083.92
  6. Step 6: Final answer
    x = 12,028.71

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