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Finding the Fourth Proportional to 65,643.82, 90,591.87 and 37,353.58

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Solution

The fourth proportional to 65,643.82, 90,591.87 and 37,353.58 is: 51,549.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,643.82 : 90,591.87 = 37,353.58 : x
  2. Step 2: Convert to fraction form
    65,643.82/90,591.87 = 37,353.58/x
  3. Step 3: Cross multiply
    65,643.82x = 90,591.87 × 37,353.58
  4. Step 4: Simplify right side
    65,643.82x = 3,383,930,663.39
  5. Step 5: Solve for x
    x = 3,383,930,663.39/65,643.82
  6. Step 6: Final answer
    x = 51,549.87

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