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Finding the Fourth Proportional to 228,447.88, 342,729.90 and 88,168.84

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Solution

The fourth proportional to 228,447.88, 342,729.90 and 88,168.84 is: 132,275.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,447.88 : 342,729.90 = 88,168.84 : x
  2. Step 2: Convert to fraction form
    228,447.88/342,729.90 = 88,168.84/x
  3. Step 3: Cross multiply
    228,447.88x = 342,729.90 × 88,168.84
  4. Step 4: Simplify right side
    228,447.88x = 30,218,097,716.32
  5. Step 5: Solve for x
    x = 30,218,097,716.32/228,447.88
  6. Step 6: Final answer
    x = 132,275.68

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