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Finding the Fourth Proportional to 68,811.74, 103,192.85 and 23,820.89

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Solution

The fourth proportional to 68,811.74, 103,192.85 and 23,820.89 is: 35,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,811.74 : 103,192.85 = 23,820.89 : x
  2. Step 2: Convert to fraction form
    68,811.74/103,192.85 = 23,820.89/x
  3. Step 3: Cross multiply
    68,811.74x = 103,192.85 × 23,820.89
  4. Step 4: Simplify right side
    68,811.74x = 2,458,145,072.22
  5. Step 5: Solve for x
    x = 2,458,145,072.22/68,811.74
  6. Step 6: Final answer
    x = 35,722.76

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