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Finding the Fourth Proportional to 73,131.25, 109,696.88 and 17,727.25

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Solution

The fourth proportional to 73,131.25, 109,696.88 and 17,727.25 is: 26,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,131.25 : 109,696.88 = 17,727.25 : x
  2. Step 2: Convert to fraction form
    73,131.25/109,696.88 = 17,727.25/x
  3. Step 3: Cross multiply
    73,131.25x = 109,696.88 × 17,727.25
  4. Step 4: Simplify right side
    73,131.25x = 1,944,624,015.98
  5. Step 5: Solve for x
    x = 1,944,624,015.98/73,131.25
  6. Step 6: Final answer
    x = 26,590.88

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