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Finding the Fourth Proportional to 218,417.56, 327,625.95 and 68,670.91

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Solution

The fourth proportional to 218,417.56, 327,625.95 and 68,670.91 is: 103,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,417.56 : 327,625.95 = 68,670.91 : x
  2. Step 2: Convert to fraction form
    218,417.56/327,625.95 = 68,670.91/x
  3. Step 3: Cross multiply
    218,417.56x = 327,625.95 × 68,670.91
  4. Step 4: Simplify right side
    218,417.56x = 22,498,372,126.11
  5. Step 5: Solve for x
    x = 22,498,372,126.11/218,417.56
  6. Step 6: Final answer
    x = 103,006.24

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