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Finding the Fourth Proportional to 29,358.76, 44,042.06 and 8,581.96

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Solution

The fourth proportional to 29,358.76, 44,042.06 and 8,581.96 is: 12,874.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,358.76 : 44,042.06 = 8,581.96 : x
  2. Step 2: Convert to fraction form
    29,358.76/44,042.06 = 8,581.96/x
  3. Step 3: Cross multiply
    29,358.76x = 44,042.06 × 8,581.96
  4. Step 4: Simplify right side
    29,358.76x = 377,967,197.24
  5. Step 5: Solve for x
    x = 377,967,197.24/29,358.76
  6. Step 6: Final answer
    x = 12,874.09

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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.