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Finding the Fourth Proportional to 33,593.68, 46,361.98 and 18,489.20

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Solution

The fourth proportional to 33,593.68, 46,361.98 and 18,489.20 is: 25,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,593.68 : 46,361.98 = 18,489.20 : x
  2. Step 2: Convert to fraction form
    33,593.68/46,361.98 = 18,489.20/x
  3. Step 3: Cross multiply
    33,593.68x = 46,361.98 × 18,489.20
  4. Step 4: Simplify right side
    33,593.68x = 857,195,920.62
  5. Step 5: Solve for x
    x = 857,195,920.62/33,593.68
  6. Step 6: Final answer
    x = 25,516.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.