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Finding the Fourth Proportional to 10,909.62, 16,362 and 5,063.04

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Solution

The fourth proportional to 10,909.62, 16,362 and 5,063.04 is: 7,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909.62 : 16,362 = 5,063.04 : x
  2. Step 2: Convert to fraction form
    10,909.62/16,362 = 5,063.04/x
  3. Step 3: Cross multiply
    10,909.62x = 16,362 × 5,063.04
  4. Step 4: Simplify right side
    10,909.62x = 82,841,460.48
  5. Step 5: Solve for x
    x = 82,841,460.48/10,909.62
  6. Step 6: Final answer
    x = 7,593.43

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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.