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Finding the Fourth Proportional to 117,489.36, 162,134.78 and 63,773.94

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Solution

The fourth proportional to 117,489.36, 162,134.78 and 63,773.94 is: 88,007.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,489.36 : 162,134.78 = 63,773.94 : x
  2. Step 2: Convert to fraction form
    117,489.36/162,134.78 = 63,773.94/x
  3. Step 3: Cross multiply
    117,489.36x = 162,134.78 × 63,773.94
  4. Step 4: Simplify right side
    117,489.36x = 10,339,973,731.63
  5. Step 5: Solve for x
    x = 10,339,973,731.63/117,489.36
  6. Step 6: Final answer
    x = 88,007.75

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