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Finding the Fourth Proportional to 17,472.52, 26,082.11 and 16,171.72

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Solution

The fourth proportional to 17,472.52, 26,082.11 and 16,171.72 is: 24,140.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.52 : 26,082.11 = 16,171.72 : x
  2. Step 2: Convert to fraction form
    17,472.52/26,082.11 = 16,171.72/x
  3. Step 3: Cross multiply
    17,472.52x = 26,082.11 × 16,171.72
  4. Step 4: Simplify right side
    17,472.52x = 421,792,555.15
  5. Step 5: Solve for x
    x = 421,792,555.15/17,472.52
  6. Step 6: Final answer
    x = 24,140.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.