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Finding the Fourth Proportional to 38,524.70, 53,162.87 and 22,608.80

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Solution

The fourth proportional to 38,524.70, 53,162.87 and 22,608.80 is: 31,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,524.70 : 53,162.87 = 22,608.80 : x
  2. Step 2: Convert to fraction form
    38,524.70/53,162.87 = 22,608.80/x
  3. Step 3: Cross multiply
    38,524.70x = 53,162.87 × 22,608.80
  4. Step 4: Simplify right side
    38,524.70x = 1,201,948,884.69
  5. Step 5: Solve for x
    x = 1,201,948,884.69/38,524.70
  6. Step 6: Final answer
    x = 31,199.44

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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.