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Finding the Fourth Proportional to 17,982.23, 26,977.23 and 5,503.13

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Solution

The fourth proportional to 17,982.23, 26,977.23 and 5,503.13 is: 8,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.23 : 26,977.23 = 5,503.13 : x
  2. Step 2: Convert to fraction form
    17,982.23/26,977.23 = 5,503.13/x
  3. Step 3: Cross multiply
    17,982.23x = 26,977.23 × 5,503.13
  4. Step 4: Simplify right side
    17,982.23x = 148,459,203.73
  5. Step 5: Solve for x
    x = 148,459,203.73/17,982.23
  6. Step 6: Final answer
    x = 8,255.88

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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.