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Finding the Fourth Proportional to 48,484.38, 66,906 and 27,262.38

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Solution

The fourth proportional to 48,484.38, 66,906 and 27,262.38 is: 37,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,484.38 : 66,906 = 27,262.38 : x
  2. Step 2: Convert to fraction form
    48,484.38/66,906 = 27,262.38/x
  3. Step 3: Cross multiply
    48,484.38x = 66,906 × 27,262.38
  4. Step 4: Simplify right side
    48,484.38x = 1,824,016,796.28
  5. Step 5: Solve for x
    x = 1,824,016,796.28/48,484.38
  6. Step 6: Final answer
    x = 37,620.71

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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.