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Finding the Fourth Proportional to 32,771.52, 45,243.36 and 21,625.92

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Solution

The fourth proportional to 32,771.52, 45,243.36 and 21,625.92 is: 29,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.52 : 45,243.36 = 21,625.92 : x
  2. Step 2: Convert to fraction form
    32,771.52/45,243.36 = 21,625.92/x
  3. Step 3: Cross multiply
    32,771.52x = 45,243.36 × 21,625.92
  4. Step 4: Simplify right side
    32,771.52x = 978,429,283.89
  5. Step 5: Solve for x
    x = 978,429,283.89/32,771.52
  6. Step 6: Final answer
    x = 29,856.08

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