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Finding the Fourth Proportional to 85,035.88, 117,347.70 and 49,227.40

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Solution

The fourth proportional to 85,035.88, 117,347.70 and 49,227.40 is: 67,932.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,035.88 : 117,347.70 = 49,227.40 : x
  2. Step 2: Convert to fraction form
    85,035.88/117,347.70 = 49,227.40/x
  3. Step 3: Cross multiply
    85,035.88x = 117,347.70 × 49,227.40
  4. Step 4: Simplify right side
    85,035.88x = 5,776,722,166.98
  5. Step 5: Solve for x
    x = 5,776,722,166.98/85,035.88
  6. Step 6: Final answer
    x = 67,932.76

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