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Finding the Fourth Proportional to 18,597.51, 27,745.41 and 17,073.43

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Solution

The fourth proportional to 18,597.51, 27,745.41 and 17,073.43 is: 25,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.51 : 27,745.41 = 17,073.43 : x
  2. Step 2: Convert to fraction form
    18,597.51/27,745.41 = 17,073.43/x
  3. Step 3: Cross multiply
    18,597.51x = 27,745.41 × 17,073.43
  4. Step 4: Simplify right side
    18,597.51x = 473,709,310.12
  5. Step 5: Solve for x
    x = 473,709,310.12/18,597.51
  6. Step 6: Final answer
    x = 25,471.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.