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Finding the Fourth Proportional to 104,889.93, 144,819.66 and 80,648.25

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Solution

The fourth proportional to 104,889.93, 144,819.66 and 80,648.25 is: 111,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,889.93 : 144,819.66 = 80,648.25 : x
  2. Step 2: Convert to fraction form
    104,889.93/144,819.66 = 80,648.25/x
  3. Step 3: Cross multiply
    104,889.93x = 144,819.66 × 80,648.25
  4. Step 4: Simplify right side
    104,889.93x = 11,679,452,144.60
  5. Step 5: Solve for x
    x = 11,679,452,144.60/104,889.93
  6. Step 6: Final answer
    x = 111,349.60

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