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Finding the Fourth Proportional to 21,752.86, 32,583.66 and 13,851.34

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Solution

The fourth proportional to 21,752.86, 32,583.66 and 13,851.34 is: 20,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,752.86 : 32,583.66 = 13,851.34 : x
  2. Step 2: Convert to fraction form
    21,752.86/32,583.66 = 13,851.34/x
  3. Step 3: Cross multiply
    21,752.86x = 32,583.66 × 13,851.34
  4. Step 4: Simplify right side
    21,752.86x = 451,327,353.10
  5. Step 5: Solve for x
    x = 451,327,353.10/21,752.86
  6. Step 6: Final answer
    x = 20,747.95

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