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Finding the Fourth Proportional to 26,491.52, 39,738.90 and 8,023.52

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Solution

The fourth proportional to 26,491.52, 39,738.90 and 8,023.52 is: 12,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.52 : 39,738.90 = 8,023.52 : x
  2. Step 2: Convert to fraction form
    26,491.52/39,738.90 = 8,023.52/x
  3. Step 3: Cross multiply
    26,491.52x = 39,738.90 × 8,023.52
  4. Step 4: Simplify right side
    26,491.52x = 318,845,858.93
  5. Step 5: Solve for x
    x = 318,845,858.93/26,491.52
  6. Step 6: Final answer
    x = 12,035.77

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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.