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Finding the Fourth Proportional to 65,451.78, 98,177.64 and 18,704.67

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Solution

The fourth proportional to 65,451.78, 98,177.64 and 18,704.67 is: 28,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,451.78 : 98,177.64 = 18,704.67 : x
  2. Step 2: Convert to fraction form
    65,451.78/98,177.64 = 18,704.67/x
  3. Step 3: Cross multiply
    65,451.78x = 98,177.64 × 18,704.67
  4. Step 4: Simplify right side
    65,451.78x = 1,836,380,357.58
  5. Step 5: Solve for x
    x = 1,836,380,357.58/65,451.78
  6. Step 6: Final answer
    x = 28,057.00

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