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Finding the Fourth Proportional to 67,286.56, 92,859.60 and 37,478.56

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Solution

The fourth proportional to 67,286.56, 92,859.60 and 37,478.56 is: 51,722.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,286.56 : 92,859.60 = 37,478.56 : x
  2. Step 2: Convert to fraction form
    67,286.56/92,859.60 = 37,478.56/x
  3. Step 3: Cross multiply
    67,286.56x = 92,859.60 × 37,478.56
  4. Step 4: Simplify right side
    67,286.56x = 3,480,244,090.18
  5. Step 5: Solve for x
    x = 3,480,244,090.18/67,286.56
  6. Step 6: Final answer
    x = 51,722.72

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