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Finding the Fourth Proportional to 22,258.86, 33,389.40 and 6,675

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Solution

The fourth proportional to 22,258.86, 33,389.40 and 6,675 is: 10,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,258.86 : 33,389.40 = 6,675 : x
  2. Step 2: Convert to fraction form
    22,258.86/33,389.40 = 6,675/x
  3. Step 3: Cross multiply
    22,258.86x = 33,389.40 × 6,675
  4. Step 4: Simplify right side
    22,258.86x = 222,874,245
  5. Step 5: Solve for x
    x = 222,874,245/22,258.86
  6. Step 6: Final answer
    x = 10,012.83

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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.