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Finding the Fourth Proportional to 12,017.92, 16,584.55 and 6,712.81

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Solution

The fourth proportional to 12,017.92, 16,584.55 and 6,712.81 is: 9,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.92 : 16,584.55 = 6,712.81 : x
  2. Step 2: Convert to fraction form
    12,017.92/16,584.55 = 6,712.81/x
  3. Step 3: Cross multiply
    12,017.92x = 16,584.55 × 6,712.81
  4. Step 4: Simplify right side
    12,017.92x = 111,328,933.09
  5. Step 5: Solve for x
    x = 111,328,933.09/12,017.92
  6. Step 6: Final answer
    x = 9,263.58

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