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Finding the Fourth Proportional to 32,149.50, 44,367.02 and 18,351.55

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Solution

The fourth proportional to 32,149.50, 44,367.02 and 18,351.55 is: 25,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,149.50 : 44,367.02 = 18,351.55 : x
  2. Step 2: Convert to fraction form
    32,149.50/44,367.02 = 18,351.55/x
  3. Step 3: Cross multiply
    32,149.50x = 44,367.02 × 18,351.55
  4. Step 4: Simplify right side
    32,149.50x = 814,203,596.85
  5. Step 5: Solve for x
    x = 814,203,596.85/32,149.50
  6. Step 6: Final answer
    x = 25,325.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.