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Finding the Fourth Proportional to 18,028.98, 24,891.03 and 11,657.52

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Solution

The fourth proportional to 18,028.98, 24,891.03 and 11,657.52 is: 16,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.98 : 24,891.03 = 11,657.52 : x
  2. Step 2: Convert to fraction form
    18,028.98/24,891.03 = 11,657.52/x
  3. Step 3: Cross multiply
    18,028.98x = 24,891.03 × 11,657.52
  4. Step 4: Simplify right side
    18,028.98x = 290,167,680.05
  5. Step 5: Solve for x
    x = 290,167,680.05/18,028.98
  6. Step 6: Final answer
    x = 16,094.51

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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.