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Finding the Fourth Proportional to 12,553.50, 17,324.64 and 6,964.50

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Solution

The fourth proportional to 12,553.50, 17,324.64 and 6,964.50 is: 9,611.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.50 : 17,324.64 = 6,964.50 : x
  2. Step 2: Convert to fraction form
    12,553.50/17,324.64 = 6,964.50/x
  3. Step 3: Cross multiply
    12,553.50x = 17,324.64 × 6,964.50
  4. Step 4: Simplify right side
    12,553.50x = 120,657,455.28
  5. Step 5: Solve for x
    x = 120,657,455.28/12,553.50
  6. Step 6: Final answer
    x = 9,611.46

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