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Finding the Fourth Proportional to 11,870.46, 17,816.24 and 6,328.38

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Solution

The fourth proportional to 11,870.46, 17,816.24 and 6,328.38 is: 9,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870.46 : 17,816.24 = 6,328.38 : x
  2. Step 2: Convert to fraction form
    11,870.46/17,816.24 = 6,328.38/x
  3. Step 3: Cross multiply
    11,870.46x = 17,816.24 × 6,328.38
  4. Step 4: Simplify right side
    11,870.46x = 112,747,936.89
  5. Step 5: Solve for x
    x = 112,747,936.89/11,870.46
  6. Step 6: Final answer
    x = 9,498.19

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