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Finding the Fourth Proportional to 22,600.05, 33,906.42 and 8,368.31

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Solution

The fourth proportional to 22,600.05, 33,906.42 and 8,368.31 is: 12,554.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,600.05 : 33,906.42 = 8,368.31 : x
  2. Step 2: Convert to fraction form
    22,600.05/33,906.42 = 8,368.31/x
  3. Step 3: Cross multiply
    22,600.05x = 33,906.42 × 8,368.31
  4. Step 4: Simplify right side
    22,600.05x = 283,739,391.71
  5. Step 5: Solve for x
    x = 283,739,391.71/22,600.05
  6. Step 6: Final answer
    x = 12,554.82

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1.5x scale

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.