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Finding the Fourth Proportional to 27,296.92, 37,650.90 and 16,691.77

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Solution

The fourth proportional to 27,296.92, 37,650.90 and 16,691.77 is: 23,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.92 : 37,650.90 = 16,691.77 : x
  2. Step 2: Convert to fraction form
    27,296.92/37,650.90 = 16,691.77/x
  3. Step 3: Cross multiply
    27,296.92x = 37,650.90 × 16,691.77
  4. Step 4: Simplify right side
    27,296.92x = 628,460,163.09
  5. Step 5: Solve for x
    x = 628,460,163.09/27,296.92
  6. Step 6: Final answer
    x = 23,023.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.