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Finding the Fourth Proportional to 17,990.56, 26,967.36 and 6,894.24

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Solution

The fourth proportional to 17,990.56, 26,967.36 and 6,894.24 is: 10,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990.56 : 26,967.36 = 6,894.24 : x
  2. Step 2: Convert to fraction form
    17,990.56/26,967.36 = 6,894.24/x
  3. Step 3: Cross multiply
    17,990.56x = 26,967.36 × 6,894.24
  4. Step 4: Simplify right side
    17,990.56x = 185,919,452.01
  5. Step 5: Solve for x
    x = 185,919,452.01/17,990.56
  6. Step 6: Final answer
    x = 10,334.28

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