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Finding the Fourth Proportional to 27,830.54, 41,747.48 and 9,112.55

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Solution

The fourth proportional to 27,830.54, 41,747.48 and 9,112.55 is: 13,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,830.54 : 41,747.48 = 9,112.55 : x
  2. Step 2: Convert to fraction form
    27,830.54/41,747.48 = 9,112.55/x
  3. Step 3: Cross multiply
    27,830.54x = 41,747.48 × 9,112.55
  4. Step 4: Simplify right side
    27,830.54x = 380,425,998.87
  5. Step 5: Solve for x
    x = 380,425,998.87/27,830.54
  6. Step 6: Final answer
    x = 13,669.37

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