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Finding the Fourth Proportional to 17,553, 26,331.97 and 5,702.98

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Solution

The fourth proportional to 17,553, 26,331.97 and 5,702.98 is: 8,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,553 : 26,331.97 = 5,702.98 : x
  2. Step 2: Convert to fraction form
    17,553/26,331.97 = 5,702.98/x
  3. Step 3: Cross multiply
    17,553x = 26,331.97 × 5,702.98
  4. Step 4: Simplify right side
    17,553x = 150,170,698.27
  5. Step 5: Solve for x
    x = 150,170,698.27/17,553
  6. Step 6: Final answer
    x = 8,555.27

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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.