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Finding the Fourth Proportional to 65,976.56, 91,037.76 and 37,676.24

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Solution

The fourth proportional to 65,976.56, 91,037.76 and 37,676.24 is: 51,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,976.56 : 91,037.76 = 37,676.24 : x
  2. Step 2: Convert to fraction form
    65,976.56/91,037.76 = 37,676.24/x
  3. Step 3: Cross multiply
    65,976.56x = 91,037.76 × 37,676.24
  4. Step 4: Simplify right side
    65,976.56x = 3,429,960,494.82
  5. Step 5: Solve for x
    x = 3,429,960,494.82/65,976.56
  6. Step 6: Final answer
    x = 51,987.56

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