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Finding the Fourth Proportional to 26,245, 36,231.03 and 18,184.77

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Solution

The fourth proportional to 26,245, 36,231.03 and 18,184.77 is: 25,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245 : 36,231.03 = 18,184.77 : x
  2. Step 2: Convert to fraction form
    26,245/36,231.03 = 18,184.77/x
  3. Step 3: Cross multiply
    26,245x = 36,231.03 × 18,184.77
  4. Step 4: Simplify right side
    26,245x = 658,852,947.41
  5. Step 5: Solve for x
    x = 658,852,947.41/26,245
  6. Step 6: Final answer
    x = 25,103.94

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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.