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Finding the Fourth Proportional to 22,305.42, 33,459.75 and 6,724.26

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Solution

The fourth proportional to 22,305.42, 33,459.75 and 6,724.26 is: 10,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.42 : 33,459.75 = 6,724.26 : x
  2. Step 2: Convert to fraction form
    22,305.42/33,459.75 = 6,724.26/x
  3. Step 3: Cross multiply
    22,305.42x = 33,459.75 × 6,724.26
  4. Step 4: Simplify right side
    22,305.42x = 224,992,058.54
  5. Step 5: Solve for x
    x = 224,992,058.54/22,305.42
  6. Step 6: Final answer
    x = 10,086.88

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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.