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Finding the Fourth Proportional to 36,499.56, 54,709.20 and 14,308.80

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Solution

The fourth proportional to 36,499.56, 54,709.20 and 14,308.80 is: 21,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,499.56 : 54,709.20 = 14,308.80 : x
  2. Step 2: Convert to fraction form
    36,499.56/54,709.20 = 14,308.80/x
  3. Step 3: Cross multiply
    36,499.56x = 54,709.20 × 14,308.80
  4. Step 4: Simplify right side
    36,499.56x = 782,823,000.96
  5. Step 5: Solve for x
    x = 782,823,000.96/36,499.56
  6. Step 6: Final answer
    x = 21,447.46

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