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Finding the Fourth Proportional to 65,664.78, 98,488.92 and 18,283.42

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Solution

The fourth proportional to 65,664.78, 98,488.92 and 18,283.42 is: 27,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664.78 : 98,488.92 = 18,283.42 : x
  2. Step 2: Convert to fraction form
    65,664.78/98,488.92 = 18,283.42/x
  3. Step 3: Cross multiply
    65,664.78x = 98,488.92 × 18,283.42
  4. Step 4: Simplify right side
    65,664.78x = 1,800,714,289.71
  5. Step 5: Solve for x
    x = 1,800,714,289.71/65,664.78
  6. Step 6: Final answer
    x = 27,422.83

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