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Finding the Fourth Proportional to 68,560.94, 102,834.93 and 21,805.58

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Solution

The fourth proportional to 68,560.94, 102,834.93 and 21,805.58 is: 32,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,560.94 : 102,834.93 = 21,805.58 : x
  2. Step 2: Convert to fraction form
    68,560.94/102,834.93 = 21,805.58/x
  3. Step 3: Cross multiply
    68,560.94x = 102,834.93 × 21,805.58
  4. Step 4: Simplify right side
    68,560.94x = 2,242,375,292.91
  5. Step 5: Solve for x
    x = 2,242,375,292.91/68,560.94
  6. Step 6: Final answer
    x = 32,706.31

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