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Finding the Fourth Proportional to 27,999.52, 41,999.30 and 9,531.52

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Solution

The fourth proportional to 27,999.52, 41,999.30 and 9,531.52 is: 14,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.52 : 41,999.30 = 9,531.52 : x
  2. Step 2: Convert to fraction form
    27,999.52/41,999.30 = 9,531.52/x
  3. Step 3: Cross multiply
    27,999.52x = 41,999.30 × 9,531.52
  4. Step 4: Simplify right side
    27,999.52x = 400,317,167.94
  5. Step 5: Solve for x
    x = 400,317,167.94/27,999.52
  6. Step 6: Final answer
    x = 14,297.29

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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.