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Finding the Fourth Proportional to 150,607.58, 225,764.49 and 71,700.62

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Solution

The fourth proportional to 150,607.58, 225,764.49 and 71,700.62 is: 107,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,607.58 : 225,764.49 = 71,700.62 : x
  2. Step 2: Convert to fraction form
    150,607.58/225,764.49 = 71,700.62/x
  3. Step 3: Cross multiply
    150,607.58x = 225,764.49 × 71,700.62
  4. Step 4: Simplify right side
    150,607.58x = 16,187,453,906.98
  5. Step 5: Solve for x
    x = 16,187,453,906.98/150,607.58
  6. Step 6: Final answer
    x = 107,481.00

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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.