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Finding the Fourth Proportional to 18,544.56, 25,597 and 16,053.44

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Solution

The fourth proportional to 18,544.56, 25,597 and 16,053.44 is: 22,158.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.56 : 25,597 = 16,053.44 : x
  2. Step 2: Convert to fraction form
    18,544.56/25,597 = 16,053.44/x
  3. Step 3: Cross multiply
    18,544.56x = 25,597 × 16,053.44
  4. Step 4: Simplify right side
    18,544.56x = 410,919,903.68
  5. Step 5: Solve for x
    x = 410,919,903.68/18,544.56
  6. Step 6: Final answer
    x = 22,158.51

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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.