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Finding the Fourth Proportional to 12,927.82, 19,391.82 and 5,906.38

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Solution

The fourth proportional to 12,927.82, 19,391.82 and 5,906.38 is: 8,859.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.82 : 19,391.82 = 5,906.38 : x
  2. Step 2: Convert to fraction form
    12,927.82/19,391.82 = 5,906.38/x
  3. Step 3: Cross multiply
    12,927.82x = 19,391.82 × 5,906.38
  4. Step 4: Simplify right side
    12,927.82x = 114,535,457.81
  5. Step 5: Solve for x
    x = 114,535,457.81/12,927.82
  6. Step 6: Final answer
    x = 8,859.61

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