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Finding the Fourth Proportional to 12,483.27, 18,729.77 and 5,914.98

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Solution

The fourth proportional to 12,483.27, 18,729.77 and 5,914.98 is: 8,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.27 : 18,729.77 = 5,914.98 : x
  2. Step 2: Convert to fraction form
    12,483.27/18,729.77 = 5,914.98/x
  3. Step 3: Cross multiply
    12,483.27x = 18,729.77 × 5,914.98
  4. Step 4: Simplify right side
    12,483.27x = 110,786,185.38
  5. Step 5: Solve for x
    x = 110,786,185.38/12,483.27
  6. Step 6: Final answer
    x = 8,874.77

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