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Finding the Fourth Proportional to 17,636, 26,454.96 and 5,324.96

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Solution

The fourth proportional to 17,636, 26,454.96 and 5,324.96 is: 7,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636 : 26,454.96 = 5,324.96 : x
  2. Step 2: Convert to fraction form
    17,636/26,454.96 = 5,324.96/x
  3. Step 3: Cross multiply
    17,636x = 26,454.96 × 5,324.96
  4. Step 4: Simplify right side
    17,636x = 140,871,603.80
  5. Step 5: Solve for x
    x = 140,871,603.80/17,636
  6. Step 6: Final answer
    x = 7,987.73

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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.