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Finding the Fourth Proportional to 32,472.67, 44,811.83 and 18,132.72

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Solution

The fourth proportional to 32,472.67, 44,811.83 and 18,132.72 is: 25,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,472.67 : 44,811.83 = 18,132.72 : x
  2. Step 2: Convert to fraction form
    32,472.67/44,811.83 = 18,132.72/x
  3. Step 3: Cross multiply
    32,472.67x = 44,811.83 × 18,132.72
  4. Step 4: Simplify right side
    32,472.67x = 812,560,366.08
  5. Step 5: Solve for x
    x = 812,560,366.08/32,472.67
  6. Step 6: Final answer
    x = 25,022.90

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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.