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Finding the Fourth Proportional to 19,910.08, 29,865.12 and 6,059.20

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Solution

The fourth proportional to 19,910.08, 29,865.12 and 6,059.20 is: 9,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.08 : 29,865.12 = 6,059.20 : x
  2. Step 2: Convert to fraction form
    19,910.08/29,865.12 = 6,059.20/x
  3. Step 3: Cross multiply
    19,910.08x = 29,865.12 × 6,059.20
  4. Step 4: Simplify right side
    19,910.08x = 180,958,735.10
  5. Step 5: Solve for x
    x = 180,958,735.10/19,910.08
  6. Step 6: Final answer
    x = 9,088.80

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