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Finding the Fourth Proportional to 105,890.72, 158,859.84 and 35,768.24

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Solution

The fourth proportional to 105,890.72, 158,859.84 and 35,768.24 is: 53,660.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,890.72 : 158,859.84 = 35,768.24 : x
  2. Step 2: Convert to fraction form
    105,890.72/158,859.84 = 35,768.24/x
  3. Step 3: Cross multiply
    105,890.72x = 158,859.84 × 35,768.24
  4. Step 4: Simplify right side
    105,890.72x = 5,682,136,883.48
  5. Step 5: Solve for x
    x = 5,682,136,883.48/105,890.72
  6. Step 6: Final answer
    x = 53,660.39

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