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Finding the Fourth Proportional to 36,115.74, 49,838.76 and 20,201.94

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Solution

The fourth proportional to 36,115.74, 49,838.76 and 20,201.94 is: 27,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.74 : 49,838.76 = 20,201.94 : x
  2. Step 2: Convert to fraction form
    36,115.74/49,838.76 = 20,201.94/x
  3. Step 3: Cross multiply
    36,115.74x = 49,838.76 × 20,201.94
  4. Step 4: Simplify right side
    36,115.74x = 1,006,839,639.19
  5. Step 5: Solve for x
    x = 1,006,839,639.19/36,115.74
  6. Step 6: Final answer
    x = 27,878.14

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