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Finding the Fourth Proportional to 27,504.84, 37,951.02 and 15,568.68

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Solution

The fourth proportional to 27,504.84, 37,951.02 and 15,568.68 is: 21,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,504.84 : 37,951.02 = 15,568.68 : x
  2. Step 2: Convert to fraction form
    27,504.84/37,951.02 = 15,568.68/x
  3. Step 3: Cross multiply
    27,504.84x = 37,951.02 × 15,568.68
  4. Step 4: Simplify right side
    27,504.84x = 590,847,286.05
  5. Step 5: Solve for x
    x = 590,847,286.05/27,504.84
  6. Step 6: Final answer
    x = 21,481.58

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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.