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Finding the Fourth Proportional to 68,034.40, 102,027.30 and 23,662.60

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Solution

The fourth proportional to 68,034.40, 102,027.30 and 23,662.60 is: 35,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,034.40 : 102,027.30 = 23,662.60 : x
  2. Step 2: Convert to fraction form
    68,034.40/102,027.30 = 23,662.60/x
  3. Step 3: Cross multiply
    68,034.40x = 102,027.30 × 23,662.60
  4. Step 4: Simplify right side
    68,034.40x = 2,414,231,188.98
  5. Step 5: Solve for x
    x = 2,414,231,188.98/68,034.40
  6. Step 6: Final answer
    x = 35,485.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.