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Finding the Fourth Proportional to 38,794.88, 53,536.94 and 22,027.88

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Solution

The fourth proportional to 38,794.88, 53,536.94 and 22,027.88 is: 30,398.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,794.88 : 53,536.94 = 22,027.88 : x
  2. Step 2: Convert to fraction form
    38,794.88/53,536.94 = 22,027.88/x
  3. Step 3: Cross multiply
    38,794.88x = 53,536.94 × 22,027.88
  4. Step 4: Simplify right side
    38,794.88x = 1,179,304,912.06
  5. Step 5: Solve for x
    x = 1,179,304,912.06/38,794.88
  6. Step 6: Final answer
    x = 30,398.47

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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.