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Finding the Fourth Proportional to 90,238.64, 135,370.92 and 27,914

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Solution

The fourth proportional to 90,238.64, 135,370.92 and 27,914 is: 41,875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,238.64 : 135,370.92 = 27,914 : x
  2. Step 2: Convert to fraction form
    90,238.64/135,370.92 = 27,914/x
  3. Step 3: Cross multiply
    90,238.64x = 135,370.92 × 27,914
  4. Step 4: Simplify right side
    90,238.64x = 3,778,743,860.88
  5. Step 5: Solve for x
    x = 3,778,743,860.88/90,238.64
  6. Step 6: Final answer
    x = 41,875.01

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