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Finding the Fourth Proportional to 356,137.20, 534,203.79 and 89,896.62

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Solution

The fourth proportional to 356,137.20, 534,203.79 and 89,896.62 is: 134,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,137.20 : 534,203.79 = 89,896.62 : x
  2. Step 2: Convert to fraction form
    356,137.20/534,203.79 = 89,896.62/x
  3. Step 3: Cross multiply
    356,137.20x = 534,203.79 × 89,896.62
  4. Step 4: Simplify right side
    356,137.20x = 48,023,115,112.19
  5. Step 5: Solve for x
    x = 48,023,115,112.19/356,137.20
  6. Step 6: Final answer
    x = 134,844.42

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