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Finding the Fourth Proportional to 14,908, 22,363.62 and 5,674

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Solution

The fourth proportional to 14,908, 22,363.62 and 5,674 is: 8,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908 : 22,363.62 = 5,674 : x
  2. Step 2: Convert to fraction form
    14,908/22,363.62 = 5,674/x
  3. Step 3: Cross multiply
    14,908x = 22,363.62 × 5,674
  4. Step 4: Simplify right side
    14,908x = 126,891,179.88
  5. Step 5: Solve for x
    x = 126,891,179.88/14,908
  6. Step 6: Final answer
    x = 8,511.62

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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.