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Finding the Fourth Proportional to 73,584.90, 110,231.55 and 40,245.30

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Solution

The fourth proportional to 73,584.90, 110,231.55 and 40,245.30 is: 60,288.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,584.90 : 110,231.55 = 40,245.30 : x
  2. Step 2: Convert to fraction form
    73,584.90/110,231.55 = 40,245.30/x
  3. Step 3: Cross multiply
    73,584.90x = 110,231.55 × 40,245.30
  4. Step 4: Simplify right side
    73,584.90x = 4,436,301,799.22
  5. Step 5: Solve for x
    x = 4,436,301,799.22/73,584.90
  6. Step 6: Final answer
    x = 60,288.21

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