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Finding the Fourth Proportional to 22,354.44, 33,480.60 and 10,675.92

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Solution

The fourth proportional to 22,354.44, 33,480.60 and 10,675.92 is: 15,989.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,354.44 : 33,480.60 = 10,675.92 : x
  2. Step 2: Convert to fraction form
    22,354.44/33,480.60 = 10,675.92/x
  3. Step 3: Cross multiply
    22,354.44x = 33,480.60 × 10,675.92
  4. Step 4: Simplify right side
    22,354.44x = 357,436,207.15
  5. Step 5: Solve for x
    x = 357,436,207.15/22,354.44
  6. Step 6: Final answer
    x = 15,989.50

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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.