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Finding the Fourth Proportional to 38,793.87, 53,535.57 and 22,026.87

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Solution

The fourth proportional to 38,793.87, 53,535.57 and 22,026.87 is: 30,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,793.87 : 53,535.57 = 22,026.87 : x
  2. Step 2: Convert to fraction form
    38,793.87/53,535.57 = 22,026.87/x
  3. Step 3: Cross multiply
    38,793.87x = 53,535.57 × 22,026.87
  4. Step 4: Simplify right side
    38,793.87x = 1,179,221,040.77
  5. Step 5: Solve for x
    x = 1,179,221,040.77/38,793.87
  6. Step 6: Final answer
    x = 30,397.10

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Double scale
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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.