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Finding the Fourth Proportional to 22,063.92, 33,095.06 and 5,424

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Solution

The fourth proportional to 22,063.92, 33,095.06 and 5,424 is: 8,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,063.92 : 33,095.06 = 5,424 : x
  2. Step 2: Convert to fraction form
    22,063.92/33,095.06 = 5,424/x
  3. Step 3: Cross multiply
    22,063.92x = 33,095.06 × 5,424
  4. Step 4: Simplify right side
    22,063.92x = 179,507,605.44
  5. Step 5: Solve for x
    x = 179,507,605.44/22,063.92
  6. Step 6: Final answer
    x = 8,135.80

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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.