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Finding the Fourth Proportional to 62,781.27, 86,638.74 and 34,486.95

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Solution

The fourth proportional to 62,781.27, 86,638.74 and 34,486.95 is: 47,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,781.27 : 86,638.74 = 34,486.95 : x
  2. Step 2: Convert to fraction form
    62,781.27/86,638.74 = 34,486.95/x
  3. Step 3: Cross multiply
    62,781.27x = 86,638.74 × 34,486.95
  4. Step 4: Simplify right side
    62,781.27x = 2,987,905,894.44
  5. Step 5: Solve for x
    x = 2,987,905,894.44/62,781.27
  6. Step 6: Final answer
    x = 47,592.31

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