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Finding the Fourth Proportional to 22,601.34, 33,895.20 and 8,556.66

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Solution

The fourth proportional to 22,601.34, 33,895.20 and 8,556.66 is: 12,832.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,601.34 : 33,895.20 = 8,556.66 : x
  2. Step 2: Convert to fraction form
    22,601.34/33,895.20 = 8,556.66/x
  3. Step 3: Cross multiply
    22,601.34x = 33,895.20 × 8,556.66
  4. Step 4: Simplify right side
    22,601.34x = 290,029,702.03
  5. Step 5: Solve for x
    x = 290,029,702.03/22,601.34
  6. Step 6: Final answer
    x = 12,832.41

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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.