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Finding the Fourth Proportional to 148,022.60, 222,264.30 and 85,814.60

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Solution

The fourth proportional to 148,022.60, 222,264.30 and 85,814.60 is: 128,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,022.60 : 222,264.30 = 85,814.60 : x
  2. Step 2: Convert to fraction form
    148,022.60/222,264.30 = 85,814.60/x
  3. Step 3: Cross multiply
    148,022.60x = 222,264.30 × 85,814.60
  4. Step 4: Simplify right side
    148,022.60x = 19,073,521,998.78
  5. Step 5: Solve for x
    x = 19,073,521,998.78/148,022.60
  6. Step 6: Final answer
    x = 128,855.47

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