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Finding the Fourth Proportional to 150,618.95, 225,770.79 and 50,744.64

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Solution

The fourth proportional to 150,618.95, 225,770.79 and 50,744.64 is: 76,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,618.95 : 225,770.79 = 50,744.64 : x
  2. Step 2: Convert to fraction form
    150,618.95/225,770.79 = 50,744.64/x
  3. Step 3: Cross multiply
    150,618.95x = 225,770.79 × 50,744.64
  4. Step 4: Simplify right side
    150,618.95x = 11,456,657,461.07
  5. Step 5: Solve for x
    x = 11,456,657,461.07/150,618.95
  6. Step 6: Final answer
    x = 76,063.85

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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.