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Finding the Fourth Proportional to 100,546.20, 150,819.30 and 41,362.20

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Solution

The fourth proportional to 100,546.20, 150,819.30 and 41,362.20 is: 62,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,546.20 : 150,819.30 = 41,362.20 : x
  2. Step 2: Convert to fraction form
    100,546.20/150,819.30 = 41,362.20/x
  3. Step 3: Cross multiply
    100,546.20x = 150,819.30 × 41,362.20
  4. Step 4: Simplify right side
    100,546.20x = 6,238,218,050.46
  5. Step 5: Solve for x
    x = 6,238,218,050.46/100,546.20
  6. Step 6: Final answer
    x = 62,043.30

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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.