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Finding the Fourth Proportional to 26,250, 39,372.96 and 11,454.96

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Solution

The fourth proportional to 26,250, 39,372.96 and 11,454.96 is: 17,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250 : 39,372.96 = 11,454.96 : x
  2. Step 2: Convert to fraction form
    26,250/39,372.96 = 11,454.96/x
  3. Step 3: Cross multiply
    26,250x = 39,372.96 × 11,454.96
  4. Step 4: Simplify right side
    26,250x = 451,015,681.88
  5. Step 5: Solve for x
    x = 451,015,681.88/26,250
  6. Step 6: Final answer
    x = 17,181.55

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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.