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Finding the Fourth Proportional to 71,640.08, 98,855.95 and 44,785.54

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Solution

The fourth proportional to 71,640.08, 98,855.95 and 44,785.54 is: 61,799.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,640.08 : 98,855.95 = 44,785.54 : x
  2. Step 2: Convert to fraction form
    71,640.08/98,855.95 = 44,785.54/x
  3. Step 3: Cross multiply
    71,640.08x = 98,855.95 × 44,785.54
  4. Step 4: Simplify right side
    71,640.08x = 4,427,317,102.96
  5. Step 5: Solve for x
    x = 4,427,317,102.96/71,640.08
  6. Step 6: Final answer
    x = 61,799.44

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