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Finding the Fourth Proportional to 87,272.44, 120,435.96 and 47,528.44

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Solution

The fourth proportional to 87,272.44, 120,435.96 and 47,528.44 is: 65,589.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,272.44 : 120,435.96 = 47,528.44 : x
  2. Step 2: Convert to fraction form
    87,272.44/120,435.96 = 47,528.44/x
  3. Step 3: Cross multiply
    87,272.44x = 120,435.96 × 47,528.44
  4. Step 4: Simplify right side
    87,272.44x = 5,724,133,175.84
  5. Step 5: Solve for x
    x = 5,724,133,175.84/87,272.44
  6. Step 6: Final answer
    x = 65,589.24

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