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Finding the Fourth Proportional to 31,989.52, 48,005.60 and 11,213.04

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Solution

The fourth proportional to 31,989.52, 48,005.60 and 11,213.04 is: 16,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,989.52 : 48,005.60 = 11,213.04 : x
  2. Step 2: Convert to fraction form
    31,989.52/48,005.60 = 11,213.04/x
  3. Step 3: Cross multiply
    31,989.52x = 48,005.60 × 11,213.04
  4. Step 4: Simplify right side
    31,989.52x = 538,288,713.02
  5. Step 5: Solve for x
    x = 538,288,713.02/31,989.52
  6. Step 6: Final answer
    x = 16,827.03

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