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Finding the Fourth Proportional to 54,964.40, 82,446.60 and 37,249.70

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Solution

The fourth proportional to 54,964.40, 82,446.60 and 37,249.70 is: 55,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,964.40 : 82,446.60 = 37,249.70 : x
  2. Step 2: Convert to fraction form
    54,964.40/82,446.60 = 37,249.70/x
  3. Step 3: Cross multiply
    54,964.40x = 82,446.60 × 37,249.70
  4. Step 4: Simplify right side
    54,964.40x = 3,071,111,116.02
  5. Step 5: Solve for x
    x = 3,071,111,116.02/54,964.40
  6. Step 6: Final answer
    x = 55,874.55

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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.