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Finding the Fourth Proportional to 205,495.88, 308,243.82 and 57,751.88

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Solution

The fourth proportional to 205,495.88, 308,243.82 and 57,751.88 is: 86,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,495.88 : 308,243.82 = 57,751.88 : x
  2. Step 2: Convert to fraction form
    205,495.88/308,243.82 = 57,751.88/x
  3. Step 3: Cross multiply
    205,495.88x = 308,243.82 × 57,751.88
  4. Step 4: Simplify right side
    205,495.88x = 17,801,660,103.38
  5. Step 5: Solve for x
    x = 17,801,660,103.38/205,495.88
  6. Step 6: Final answer
    x = 86,627.82

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