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Finding the Fourth Proportional to 27,676.68, 37,927.92 and 25,019.64

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Solution

The fourth proportional to 27,676.68, 37,927.92 and 25,019.64 is: 34,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,676.68 : 37,927.92 = 25,019.64 : x
  2. Step 2: Convert to fraction form
    27,676.68/37,927.92 = 25,019.64/x
  3. Step 3: Cross multiply
    27,676.68x = 37,927.92 × 25,019.64
  4. Step 4: Simplify right side
    27,676.68x = 948,942,904.35
  5. Step 5: Solve for x
    x = 948,942,904.35/27,676.68
  6. Step 6: Final answer
    x = 34,286.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.