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Finding the Fourth Proportional to 75,229.60, 103,827.92 and 43,392.28

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Solution

The fourth proportional to 75,229.60, 103,827.92 and 43,392.28 is: 59,887.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,229.60 : 103,827.92 = 43,392.28 : x
  2. Step 2: Convert to fraction form
    75,229.60/103,827.92 = 43,392.28/x
  3. Step 3: Cross multiply
    75,229.60x = 103,827.92 × 43,392.28
  4. Step 4: Simplify right side
    75,229.60x = 4,505,330,176.46
  5. Step 5: Solve for x
    x = 4,505,330,176.46/75,229.60
  6. Step 6: Final answer
    x = 59,887.73

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