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Finding the Fourth Proportional to 26,954.50, 37,220.14 and 16,899.78

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Solution

The fourth proportional to 26,954.50, 37,220.14 and 16,899.78 is: 23,336.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,954.50 : 37,220.14 = 16,899.78 : x
  2. Step 2: Convert to fraction form
    26,954.50/37,220.14 = 16,899.78/x
  3. Step 3: Cross multiply
    26,954.50x = 37,220.14 × 16,899.78
  4. Step 4: Simplify right side
    26,954.50x = 629,012,177.57
  5. Step 5: Solve for x
    x = 629,012,177.57/26,954.50
  6. Step 6: Final answer
    x = 23,336.07

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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.