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Finding the Fourth Proportional to 68,058.24, 102,087.34 and 21,314.76

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Solution

The fourth proportional to 68,058.24, 102,087.34 and 21,314.76 is: 31,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,058.24 : 102,087.34 = 21,314.76 : x
  2. Step 2: Convert to fraction form
    68,058.24/102,087.34 = 21,314.76/x
  3. Step 3: Cross multiply
    68,058.24x = 102,087.34 × 21,314.76
  4. Step 4: Simplify right side
    68,058.24x = 2,175,967,151.14
  5. Step 5: Solve for x
    x = 2,175,967,151.14/68,058.24
  6. Step 6: Final answer
    x = 31,972.13

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