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Finding the Fourth Proportional to 26,177, 36,110.22 and 18,205.37

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Solution

The fourth proportional to 26,177, 36,110.22 and 18,205.37 is: 25,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,177 : 36,110.22 = 18,205.37 : x
  2. Step 2: Convert to fraction form
    26,177/36,110.22 = 18,205.37/x
  3. Step 3: Cross multiply
    26,177x = 36,110.22 × 18,205.37
  4. Step 4: Simplify right side
    26,177x = 657,399,915.88
  5. Step 5: Solve for x
    x = 657,399,915.88/26,177
  6. Step 6: Final answer
    x = 25,113.65

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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.