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Finding the Fourth Proportional to 39,407.52, 59,109.84 and 11,704.80

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Solution

The fourth proportional to 39,407.52, 59,109.84 and 11,704.80 is: 17,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407.52 : 59,109.84 = 11,704.80 : x
  2. Step 2: Convert to fraction form
    39,407.52/59,109.84 = 11,704.80/x
  3. Step 3: Cross multiply
    39,407.52x = 59,109.84 × 11,704.80
  4. Step 4: Simplify right side
    39,407.52x = 691,868,855.23
  5. Step 5: Solve for x
    x = 691,868,855.23/39,407.52
  6. Step 6: Final answer
    x = 17,556.77

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