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Finding the Fourth Proportional to 101,584.56, 152,375.22 and 27,712.56

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Solution

The fourth proportional to 101,584.56, 152,375.22 and 27,712.56 is: 41,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,584.56 : 152,375.22 = 27,712.56 : x
  2. Step 2: Convert to fraction form
    101,584.56/152,375.22 = 27,712.56/x
  3. Step 3: Cross multiply
    101,584.56x = 152,375.22 × 27,712.56
  4. Step 4: Simplify right side
    101,584.56x = 4,222,707,426.76
  5. Step 5: Solve for x
    x = 4,222,707,426.76/101,584.56
  6. Step 6: Final answer
    x = 41,568.40

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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.