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Finding the Fourth Proportional to 29,234.48, 43,868.44 and 12,366.16

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Solution

The fourth proportional to 29,234.48, 43,868.44 and 12,366.16 is: 18,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,234.48 : 43,868.44 = 12,366.16 : x
  2. Step 2: Convert to fraction form
    29,234.48/43,868.44 = 12,366.16/x
  3. Step 3: Cross multiply
    29,234.48x = 43,868.44 × 12,366.16
  4. Step 4: Simplify right side
    29,234.48x = 542,484,147.99
  5. Step 5: Solve for x
    x = 542,484,147.99/29,234.48
  6. Step 6: Final answer
    x = 18,556.31

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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.