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Finding the Fourth Proportional to 38,367.54, 52,939.17 and 22,233.89

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Solution

The fourth proportional to 38,367.54, 52,939.17 and 22,233.89 is: 30,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367.54 : 52,939.17 = 22,233.89 : x
  2. Step 2: Convert to fraction form
    38,367.54/52,939.17 = 22,233.89/x
  3. Step 3: Cross multiply
    38,367.54x = 52,939.17 × 22,233.89
  4. Step 4: Simplify right side
    38,367.54x = 1,177,043,814.82
  5. Step 5: Solve for x
    x = 1,177,043,814.82/38,367.54
  6. Step 6: Final answer
    x = 30,678.12

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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.