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Finding the Fourth Proportional to 16,993.72, 23,454.12 and 9,823.87

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Solution

The fourth proportional to 16,993.72, 23,454.12 and 9,823.87 is: 13,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993.72 : 23,454.12 = 9,823.87 : x
  2. Step 2: Convert to fraction form
    16,993.72/23,454.12 = 9,823.87/x
  3. Step 3: Cross multiply
    16,993.72x = 23,454.12 × 9,823.87
  4. Step 4: Simplify right side
    16,993.72x = 230,410,225.84
  5. Step 5: Solve for x
    x = 230,410,225.84/16,993.72
  6. Step 6: Final answer
    x = 13,558.55

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