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Finding the Fourth Proportional to 19,373.94, 26,736.04 and 10,990.44

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Solution

The fourth proportional to 19,373.94, 26,736.04 and 10,990.44 is: 15,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.94 : 26,736.04 = 10,990.44 : x
  2. Step 2: Convert to fraction form
    19,373.94/26,736.04 = 10,990.44/x
  3. Step 3: Cross multiply
    19,373.94x = 26,736.04 × 10,990.44
  4. Step 4: Simplify right side
    19,373.94x = 293,840,843.46
  5. Step 5: Solve for x
    x = 293,840,843.46/19,373.94
  6. Step 6: Final answer
    x = 15,166.81

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