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Finding the Fourth Proportional to 70,870.83, 106,371.86 and 35,835.09

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Solution

The fourth proportional to 70,870.83, 106,371.86 and 35,835.09 is: 53,785.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,870.83 : 106,371.86 = 35,835.09 : x
  2. Step 2: Convert to fraction form
    70,870.83/106,371.86 = 35,835.09/x
  3. Step 3: Cross multiply
    70,870.83x = 106,371.86 × 35,835.09
  4. Step 4: Simplify right side
    70,870.83x = 3,811,844,997.39
  5. Step 5: Solve for x
    x = 3,811,844,997.39/70,870.83
  6. Step 6: Final answer
    x = 53,785.81

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