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Finding the Fourth Proportional to 59,171.96, 81,743.64 and 51,200.30

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Solution

The fourth proportional to 59,171.96, 81,743.64 and 51,200.30 is: 70,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,171.96 : 81,743.64 = 51,200.30 : x
  2. Step 2: Convert to fraction form
    59,171.96/81,743.64 = 51,200.30/x
  3. Step 3: Cross multiply
    59,171.96x = 81,743.64 × 51,200.30
  4. Step 4: Simplify right side
    59,171.96x = 4,185,298,891.09
  5. Step 5: Solve for x
    x = 4,185,298,891.09/59,171.96
  6. Step 6: Final answer
    x = 70,731.12

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