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Finding the Fourth Proportional to 106,567.20, 159,791.94 and 67,039.74

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Solution

The fourth proportional to 106,567.20, 159,791.94 and 67,039.74 is: 100,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,567.20 : 159,791.94 = 67,039.74 : x
  2. Step 2: Convert to fraction form
    106,567.20/159,791.94 = 67,039.74/x
  3. Step 3: Cross multiply
    106,567.20x = 159,791.94 × 67,039.74
  4. Step 4: Simplify right side
    106,567.20x = 10,712,410,111.70
  5. Step 5: Solve for x
    x = 10,712,410,111.70/106,567.20
  6. Step 6: Final answer
    x = 100,522.58

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