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Finding the Fourth Proportional to 65,247.84, 97,878.24 and 20,863.44

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Solution

The fourth proportional to 65,247.84, 97,878.24 and 20,863.44 is: 31,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,247.84 : 97,878.24 = 20,863.44 : x
  2. Step 2: Convert to fraction form
    65,247.84/97,878.24 = 20,863.44/x
  3. Step 3: Cross multiply
    65,247.84x = 97,878.24 × 20,863.44
  4. Step 4: Simplify right side
    65,247.84x = 2,042,076,787.55
  5. Step 5: Solve for x
    x = 2,042,076,787.55/65,247.84
  6. Step 6: Final answer
    x = 31,297.23

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