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Finding the Fourth Proportional to 120,717.51, 166,588.90 and 67,002.99

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Solution

The fourth proportional to 120,717.51, 166,588.90 and 67,002.99 is: 92,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,717.51 : 166,588.90 = 67,002.99 : x
  2. Step 2: Convert to fraction form
    120,717.51/166,588.90 = 67,002.99/x
  3. Step 3: Cross multiply
    120,717.51x = 166,588.90 × 67,002.99
  4. Step 4: Simplify right side
    120,717.51x = 11,161,954,400.81
  5. Step 5: Solve for x
    x = 11,161,954,400.81/120,717.51
  6. Step 6: Final answer
    x = 92,463.42

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