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Finding the Fourth Proportional to 53,391.56, 80,078.22 and 17,849.64

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Solution

The fourth proportional to 53,391.56, 80,078.22 and 17,849.64 is: 26,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.56 : 80,078.22 = 17,849.64 : x
  2. Step 2: Convert to fraction form
    53,391.56/80,078.22 = 17,849.64/x
  3. Step 3: Cross multiply
    53,391.56x = 80,078.22 × 17,849.64
  4. Step 4: Simplify right side
    53,391.56x = 1,429,367,398.84
  5. Step 5: Solve for x
    x = 1,429,367,398.84/53,391.56
  6. Step 6: Final answer
    x = 26,771.41

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