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Finding the Fourth Proportional to 22,676.72, 34,020.93 and 6,881.84

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Solution

The fourth proportional to 22,676.72, 34,020.93 and 6,881.84 is: 10,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.72 : 34,020.93 = 6,881.84 : x
  2. Step 2: Convert to fraction form
    22,676.72/34,020.93 = 6,881.84/x
  3. Step 3: Cross multiply
    22,676.72x = 34,020.93 × 6,881.84
  4. Step 4: Simplify right side
    22,676.72x = 234,126,596.91
  5. Step 5: Solve for x
    x = 234,126,596.91/22,676.72
  6. Step 6: Final answer
    x = 10,324.54

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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.