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Finding the Fourth Proportional to 17,817.05, 24,620.07 and 16,952.39

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Solution

The fourth proportional to 17,817.05, 24,620.07 and 16,952.39 is: 23,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.05 : 24,620.07 = 16,952.39 : x
  2. Step 2: Convert to fraction form
    17,817.05/24,620.07 = 16,952.39/x
  3. Step 3: Cross multiply
    17,817.05x = 24,620.07 × 16,952.39
  4. Step 4: Simplify right side
    17,817.05x = 417,369,028.47
  5. Step 5: Solve for x
    x = 417,369,028.47/17,817.05
  6. Step 6: Final answer
    x = 23,425.26

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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.