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Finding the Fourth Proportional to 150,737.80, 225,912.30 and 115,502.80

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Solution

The fourth proportional to 150,737.80, 225,912.30 and 115,502.80 is: 173,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,737.80 : 225,912.30 = 115,502.80 : x
  2. Step 2: Convert to fraction form
    150,737.80/225,912.30 = 115,502.80/x
  3. Step 3: Cross multiply
    150,737.80x = 225,912.30 × 115,502.80
  4. Step 4: Simplify right side
    150,737.80x = 26,093,503,204.44
  5. Step 5: Solve for x
    x = 26,093,503,204.44/150,737.80
  6. Step 6: Final answer
    x = 173,105.24

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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.