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Finding the Fourth Proportional to 120,973.04, 166,930.12 and 67,249.40

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Solution

The fourth proportional to 120,973.04, 166,930.12 and 67,249.40 is: 92,797.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,973.04 : 166,930.12 = 67,249.40 : x
  2. Step 2: Convert to fraction form
    120,973.04/166,930.12 = 67,249.40/x
  3. Step 3: Cross multiply
    120,973.04x = 166,930.12 × 67,249.40
  4. Step 4: Simplify right side
    120,973.04x = 11,225,950,411.93
  5. Step 5: Solve for x
    x = 11,225,950,411.93/120,973.04
  6. Step 6: Final answer
    x = 92,797.13

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