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Finding the Fourth Proportional to 107,381.52, 148,260.64 and 67,113.36

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Solution

The fourth proportional to 107,381.52, 148,260.64 and 67,113.36 is: 92,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,381.52 : 148,260.64 = 67,113.36 : x
  2. Step 2: Convert to fraction form
    107,381.52/148,260.64 = 67,113.36/x
  3. Step 3: Cross multiply
    107,381.52x = 148,260.64 × 67,113.36
  4. Step 4: Simplify right side
    107,381.52x = 9,950,269,706.15
  5. Step 5: Solve for x
    x = 9,950,269,706.15/107,381.52
  6. Step 6: Final answer
    x = 92,662.78

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