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Finding the Fourth Proportional to 101,575.89, 152,362.22 and 34,112.61

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Solution

The fourth proportional to 101,575.89, 152,362.22 and 34,112.61 is: 51,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,575.89 : 152,362.22 = 34,112.61 : x
  2. Step 2: Convert to fraction form
    101,575.89/152,362.22 = 34,112.61/x
  3. Step 3: Cross multiply
    101,575.89x = 152,362.22 × 34,112.61
  4. Step 4: Simplify right side
    101,575.89x = 5,197,472,819.03
  5. Step 5: Solve for x
    x = 5,197,472,819.03/101,575.89
  6. Step 6: Final answer
    x = 51,168.37

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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.