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Finding the Fourth Proportional to 39,553.77, 54,584.00 and 21,404.48

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Solution

The fourth proportional to 39,553.77, 54,584.00 and 21,404.48 is: 29,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,553.77 : 54,584.00 = 21,404.48 : x
  2. Step 2: Convert to fraction form
    39,553.77/54,584.00 = 21,404.48/x
  3. Step 3: Cross multiply
    39,553.77x = 54,584.00 × 21,404.48
  4. Step 4: Simplify right side
    39,553.77x = 1,168,342,050.36
  5. Step 5: Solve for x
    x = 1,168,342,050.36/39,553.77
  6. Step 6: Final answer
    x = 29,538.07

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