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Finding the Fourth Proportional to 68,351.96, 102,492.82 and 30,891.76

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Solution

The fourth proportional to 68,351.96, 102,492.82 and 30,891.76 is: 46,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,351.96 : 102,492.82 = 30,891.76 : x
  2. Step 2: Convert to fraction form
    68,351.96/102,492.82 = 30,891.76/x
  3. Step 3: Cross multiply
    68,351.96x = 102,492.82 × 30,891.76
  4. Step 4: Simplify right side
    68,351.96x = 3,166,183,597.16
  5. Step 5: Solve for x
    x = 3,166,183,597.16/68,351.96
  6. Step 6: Final answer
    x = 46,321.77

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