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Finding the Fourth Proportional to 47,818.53, 71,727.21 and 21,504.69

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Solution

The fourth proportional to 47,818.53, 71,727.21 and 21,504.69 is: 32,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,818.53 : 71,727.21 = 21,504.69 : x
  2. Step 2: Convert to fraction form
    47,818.53/71,727.21 = 21,504.69/x
  3. Step 3: Cross multiply
    47,818.53x = 71,727.21 × 21,504.69
  4. Step 4: Simplify right side
    47,818.53x = 1,542,471,415.61
  5. Step 5: Solve for x
    x = 1,542,471,415.61/47,818.53
  6. Step 6: Final answer
    x = 32,256.77

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