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Finding the Fourth Proportional to 29,045.80, 43,511.10 and 17,324.20

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Solution

The fourth proportional to 29,045.80, 43,511.10 and 17,324.20 is: 25,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,045.80 : 43,511.10 = 17,324.20 : x
  2. Step 2: Convert to fraction form
    29,045.80/43,511.10 = 17,324.20/x
  3. Step 3: Cross multiply
    29,045.80x = 43,511.10 × 17,324.20
  4. Step 4: Simplify right side
    29,045.80x = 753,794,998.62
  5. Step 5: Solve for x
    x = 753,794,998.62/29,045.80
  6. Step 6: Final answer
    x = 25,951.94

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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.