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Finding the Fourth Proportional to 17,425.48, 26,136.78 and 5,739.88

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Solution

The fourth proportional to 17,425.48, 26,136.78 and 5,739.88 is: 8,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,425.48 : 26,136.78 = 5,739.88 : x
  2. Step 2: Convert to fraction form
    17,425.48/26,136.78 = 5,739.88/x
  3. Step 3: Cross multiply
    17,425.48x = 26,136.78 × 5,739.88
  4. Step 4: Simplify right side
    17,425.48x = 150,021,980.79
  5. Step 5: Solve for x
    x = 150,021,980.79/17,425.48
  6. Step 6: Final answer
    x = 8,609.35

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