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Finding the Fourth Proportional to 69,391.89, 95,755.32 and 39,184.56

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Solution

The fourth proportional to 69,391.89, 95,755.32 and 39,184.56 is: 54,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,391.89 : 95,755.32 = 39,184.56 : x
  2. Step 2: Convert to fraction form
    69,391.89/95,755.32 = 39,184.56/x
  3. Step 3: Cross multiply
    69,391.89x = 95,755.32 × 39,184.56
  4. Step 4: Simplify right side
    69,391.89x = 3,752,130,081.86
  5. Step 5: Solve for x
    x = 3,752,130,081.86/69,391.89
  6. Step 6: Final answer
    x = 54,071.59

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