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Finding the Fourth Proportional to 68,370.66, 102,601.86 and 23,997.56

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Solution

The fourth proportional to 68,370.66, 102,601.86 and 23,997.56 is: 36,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,370.66 : 102,601.86 = 23,997.56 : x
  2. Step 2: Convert to fraction form
    68,370.66/102,601.86 = 23,997.56/x
  3. Step 3: Cross multiply
    68,370.66x = 102,601.86 × 23,997.56
  4. Step 4: Simplify right side
    68,370.66x = 2,462,193,778.45
  5. Step 5: Solve for x
    x = 2,462,193,778.45/68,370.66
  6. Step 6: Final answer
    x = 36,012.43

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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.