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Finding the Fourth Proportional to 8,104.32, 12,164.18 and 3,946.59

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Solution

The fourth proportional to 8,104.32, 12,164.18 and 3,946.59 is: 5,923.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.32 : 12,164.18 = 3,946.59 : x
  2. Step 2: Convert to fraction form
    8,104.32/12,164.18 = 3,946.59/x
  3. Step 3: Cross multiply
    8,104.32x = 12,164.18 × 3,946.59
  4. Step 4: Simplify right side
    8,104.32x = 48,007,011.41
  5. Step 5: Solve for x
    x = 48,007,011.41/8,104.32
  6. Step 6: Final answer
    x = 5,923.63

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