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Finding the Fourth Proportional to 27,067.92, 40,602.72 and 7,346.92

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Solution

The fourth proportional to 27,067.92, 40,602.72 and 7,346.92 is: 11,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.92 : 40,602.72 = 7,346.92 : x
  2. Step 2: Convert to fraction form
    27,067.92/40,602.72 = 7,346.92/x
  3. Step 3: Cross multiply
    27,067.92x = 40,602.72 × 7,346.92
  4. Step 4: Simplify right side
    27,067.92x = 298,304,935.62
  5. Step 5: Solve for x
    x = 298,304,935.62/27,067.92
  6. Step 6: Final answer
    x = 11,020.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.