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Finding the Fourth Proportional to 22,558.92, 33,838.38 and 6,976.20

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Solution

The fourth proportional to 22,558.92, 33,838.38 and 6,976.20 is: 10,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558.92 : 33,838.38 = 6,976.20 : x
  2. Step 2: Convert to fraction form
    22,558.92/33,838.38 = 6,976.20/x
  3. Step 3: Cross multiply
    22,558.92x = 33,838.38 × 6,976.20
  4. Step 4: Simplify right side
    22,558.92x = 236,063,306.56
  5. Step 5: Solve for x
    x = 236,063,306.56/22,558.92
  6. Step 6: Final answer
    x = 10,464.30

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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.