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Finding the Fourth Proportional to 27,375.74, 41,063.65 and 7,654.28

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Solution

The fourth proportional to 27,375.74, 41,063.65 and 7,654.28 is: 11,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.74 : 41,063.65 = 7,654.28 : x
  2. Step 2: Convert to fraction form
    27,375.74/41,063.65 = 7,654.28/x
  3. Step 3: Cross multiply
    27,375.74x = 41,063.65 × 7,654.28
  4. Step 4: Simplify right side
    27,375.74x = 314,312,674.92
  5. Step 5: Solve for x
    x = 314,312,674.92/27,375.74
  6. Step 6: Final answer
    x = 11,481.43

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1.5x scale

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.