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Finding the Fourth Proportional to 123,589.50, 170,553.72 and 67,000.98

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Solution

The fourth proportional to 123,589.50, 170,553.72 and 67,000.98 is: 92,461.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,589.50 : 170,553.72 = 67,000.98 : x
  2. Step 2: Convert to fraction form
    123,589.50/170,553.72 = 67,000.98/x
  3. Step 3: Cross multiply
    123,589.50x = 170,553.72 × 67,000.98
  4. Step 4: Simplify right side
    123,589.50x = 11,427,266,382.65
  5. Step 5: Solve for x
    x = 11,427,266,382.65/123,589.50
  6. Step 6: Final answer
    x = 92,461.47

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