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Finding the Fourth Proportional to 43,473.46, 65,219.55 and 13,487.09

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Solution

The fourth proportional to 43,473.46, 65,219.55 and 13,487.09 is: 20,233.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,473.46 : 65,219.55 = 13,487.09 : x
  2. Step 2: Convert to fraction form
    43,473.46/65,219.55 = 13,487.09/x
  3. Step 3: Cross multiply
    43,473.46x = 65,219.55 × 13,487.09
  4. Step 4: Simplify right side
    43,473.46x = 879,621,940.61
  5. Step 5: Solve for x
    x = 879,621,940.61/43,473.46
  6. Step 6: Final answer
    x = 20,233.54

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