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Finding the Fourth Proportional to 38,793.47, 53,535.05 and 22,026.47

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Solution

The fourth proportional to 38,793.47, 53,535.05 and 22,026.47 is: 30,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,793.47 : 53,535.05 = 22,026.47 : x
  2. Step 2: Convert to fraction form
    38,793.47/53,535.05 = 22,026.47/x
  3. Step 3: Cross multiply
    38,793.47x = 53,535.05 × 22,026.47
  4. Step 4: Simplify right side
    38,793.47x = 1,179,187,794.97
  5. Step 5: Solve for x
    x = 1,179,187,794.97/38,793.47
  6. Step 6: Final answer
    x = 30,396.56

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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.