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Finding the Fourth Proportional to 117,664.94, 162,401.24 and 69,909.10

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Solution

The fourth proportional to 117,664.94, 162,401.24 and 69,909.10 is: 96,488.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,664.94 : 162,401.24 = 69,909.10 : x
  2. Step 2: Convert to fraction form
    117,664.94/162,401.24 = 69,909.10/x
  3. Step 3: Cross multiply
    117,664.94x = 162,401.24 × 69,909.10
  4. Step 4: Simplify right side
    117,664.94x = 11,353,324,527.28
  5. Step 5: Solve for x
    x = 11,353,324,527.28/117,664.94
  6. Step 6: Final answer
    x = 96,488.59

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