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Finding the Fourth Proportional to 67,456.81, 101,167.58 and 20,059.15

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Solution

The fourth proportional to 67,456.81, 101,167.58 and 20,059.15 is: 30,083.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,456.81 : 101,167.58 = 20,059.15 : x
  2. Step 2: Convert to fraction form
    67,456.81/101,167.58 = 20,059.15/x
  3. Step 3: Cross multiply
    67,456.81x = 101,167.58 × 20,059.15
  4. Step 4: Simplify right side
    67,456.81x = 2,029,335,056.22
  5. Step 5: Solve for x
    x = 2,029,335,056.22/67,456.81
  6. Step 6: Final answer
    x = 30,083.47

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