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Finding the Fourth Proportional to 68,219.89, 94,145.32 and 42,723.87

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Solution

The fourth proportional to 68,219.89, 94,145.32 and 42,723.87 is: 58,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,219.89 : 94,145.32 = 42,723.87 : x
  2. Step 2: Convert to fraction form
    68,219.89/94,145.32 = 42,723.87/x
  3. Step 3: Cross multiply
    68,219.89x = 94,145.32 × 42,723.87
  4. Step 4: Simplify right side
    68,219.89x = 4,022,252,412.79
  5. Step 5: Solve for x
    x = 4,022,252,412.79/68,219.89
  6. Step 6: Final answer
    x = 58,960.11

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