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Finding the Fourth Proportional to 21,756.55, 32,627.30 and 11,232.06

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Solution

The fourth proportional to 21,756.55, 32,627.30 and 11,232.06 is: 16,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,756.55 : 32,627.30 = 11,232.06 : x
  2. Step 2: Convert to fraction form
    21,756.55/32,627.30 = 11,232.06/x
  3. Step 3: Cross multiply
    21,756.55x = 32,627.30 × 11,232.06
  4. Step 4: Simplify right side
    21,756.55x = 366,471,735.08
  5. Step 5: Solve for x
    x = 366,471,735.08/21,756.55
  6. Step 6: Final answer
    x = 16,844.21

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