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Finding the Fourth Proportional to 192,387.66, 288,585.59 and 66,027.35

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Solution

The fourth proportional to 192,387.66, 288,585.59 and 66,027.35 is: 99,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,387.66 : 288,585.59 = 66,027.35 : x
  2. Step 2: Convert to fraction form
    192,387.66/288,585.59 = 66,027.35/x
  3. Step 3: Cross multiply
    192,387.66x = 288,585.59 × 66,027.35
  4. Step 4: Simplify right side
    192,387.66x = 19,054,542,147.21
  5. Step 5: Solve for x
    x = 19,054,542,147.21/192,387.66
  6. Step 6: Final answer
    x = 99,042.44

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