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Finding the Fourth Proportional to 69,993.96, 104,997.18 and 23,247.24

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Solution

The fourth proportional to 69,993.96, 104,997.18 and 23,247.24 is: 34,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,993.96 : 104,997.18 = 23,247.24 : x
  2. Step 2: Convert to fraction form
    69,993.96/104,997.18 = 23,247.24/x
  3. Step 3: Cross multiply
    69,993.96x = 104,997.18 × 23,247.24
  4. Step 4: Simplify right side
    69,993.96x = 2,440,894,642.78
  5. Step 5: Solve for x
    x = 2,440,894,642.78/69,993.96
  6. Step 6: Final answer
    x = 34,872.93

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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.