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Finding the Fourth Proportional to 18,250.56, 25,184.25 and 10,294.74

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Solution

The fourth proportional to 18,250.56, 25,184.25 and 10,294.74 is: 14,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.56 : 25,184.25 = 10,294.74 : x
  2. Step 2: Convert to fraction form
    18,250.56/25,184.25 = 10,294.74/x
  3. Step 3: Cross multiply
    18,250.56x = 25,184.25 × 10,294.74
  4. Step 4: Simplify right side
    18,250.56x = 259,265,305.85
  5. Step 5: Solve for x
    x = 259,265,305.85/18,250.56
  6. Step 6: Final answer
    x = 14,205.88

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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.