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Finding the Fourth Proportional to 101,672.57, 152,529.24 and 35,115.14

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Solution

The fourth proportional to 101,672.57, 152,529.24 and 35,115.14 is: 52,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,672.57 : 152,529.24 = 35,115.14 : x
  2. Step 2: Convert to fraction form
    101,672.57/152,529.24 = 35,115.14/x
  3. Step 3: Cross multiply
    101,672.57x = 152,529.24 × 35,115.14
  4. Step 4: Simplify right side
    101,672.57x = 5,356,085,616.69
  5. Step 5: Solve for x
    x = 5,356,085,616.69/101,672.57
  6. Step 6: Final answer
    x = 52,679.75

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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.