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Finding the Fourth Proportional to 39,572.85, 59,366.97 and 12,926.28

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Solution

The fourth proportional to 39,572.85, 59,366.97 and 12,926.28 is: 19,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,572.85 : 59,366.97 = 12,926.28 : x
  2. Step 2: Convert to fraction form
    39,572.85/59,366.97 = 12,926.28/x
  3. Step 3: Cross multiply
    39,572.85x = 59,366.97 × 12,926.28
  4. Step 4: Simplify right side
    39,572.85x = 767,394,076.97
  5. Step 5: Solve for x
    x = 767,394,076.97/39,572.85
  6. Step 6: Final answer
    x = 19,391.93

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