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Finding the Fourth Proportional to 73,986.72, 102,096.36 and 45,692.88

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Solution

The fourth proportional to 73,986.72, 102,096.36 and 45,692.88 is: 63,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,986.72 : 102,096.36 = 45,692.88 : x
  2. Step 2: Convert to fraction form
    73,986.72/102,096.36 = 45,692.88/x
  3. Step 3: Cross multiply
    73,986.72x = 102,096.36 × 45,692.88
  4. Step 4: Simplify right side
    73,986.72x = 4,665,076,725.92
  5. Step 5: Solve for x
    x = 4,665,076,725.92/73,986.72
  6. Step 6: Final answer
    x = 63,052.89

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