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Finding the Fourth Proportional to 150,630.99, 225,952.37 and 45,449.97

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Solution

The fourth proportional to 150,630.99, 225,952.37 and 45,449.97 is: 68,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,630.99 : 225,952.37 = 45,449.97 : x
  2. Step 2: Convert to fraction form
    150,630.99/225,952.37 = 45,449.97/x
  3. Step 3: Cross multiply
    150,630.99x = 225,952.37 × 45,449.97
  4. Step 4: Simplify right side
    150,630.99x = 10,269,528,210.68
  5. Step 5: Solve for x
    x = 10,269,528,210.68/150,630.99
  6. Step 6: Final answer
    x = 68,176.73

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1.5x scale

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.