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Finding the Fourth Proportional to 26,366.79, 39,550.26 and 9,719.61

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Solution

The fourth proportional to 26,366.79, 39,550.26 and 9,719.61 is: 14,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.79 : 39,550.26 = 9,719.61 : x
  2. Step 2: Convert to fraction form
    26,366.79/39,550.26 = 9,719.61/x
  3. Step 3: Cross multiply
    26,366.79x = 39,550.26 × 9,719.61
  4. Step 4: Simplify right side
    26,366.79x = 384,413,102.60
  5. Step 5: Solve for x
    x = 384,413,102.60/26,366.79
  6. Step 6: Final answer
    x = 14,579.44

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