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Finding the Fourth Proportional to 43,708.14, 65,562.26 and 18,731.99

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Solution

The fourth proportional to 43,708.14, 65,562.26 and 18,731.99 is: 28,098.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,708.14 : 65,562.26 = 18,731.99 : x
  2. Step 2: Convert to fraction form
    43,708.14/65,562.26 = 18,731.99/x
  3. Step 3: Cross multiply
    43,708.14x = 65,562.26 × 18,731.99
  4. Step 4: Simplify right side
    43,708.14x = 1,228,111,668.94
  5. Step 5: Solve for x
    x = 1,228,111,668.94/43,708.14
  6. Step 6: Final answer
    x = 28,098.01

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