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Finding the Fourth Proportional to 48,304.88, 66,648.11 and 27,881.94

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Solution

The fourth proportional to 48,304.88, 66,648.11 and 27,881.94 is: 38,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,304.88 : 66,648.11 = 27,881.94 : x
  2. Step 2: Convert to fraction form
    48,304.88/66,648.11 = 27,881.94/x
  3. Step 3: Cross multiply
    48,304.88x = 66,648.11 × 27,881.94
  4. Step 4: Simplify right side
    48,304.88x = 1,858,278,673.84
  5. Step 5: Solve for x
    x = 1,858,278,673.84/48,304.88
  6. Step 6: Final answer
    x = 38,469.80

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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.