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Finding the Fourth Proportional to 17,697.80, 24,425.34 and 16,203.04

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Solution

The fourth proportional to 17,697.80, 24,425.34 and 16,203.04 is: 22,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,697.80 : 24,425.34 = 16,203.04 : x
  2. Step 2: Convert to fraction form
    17,697.80/24,425.34 = 16,203.04/x
  3. Step 3: Cross multiply
    17,697.80x = 24,425.34 × 16,203.04
  4. Step 4: Simplify right side
    17,697.80x = 395,764,761.03
  5. Step 5: Solve for x
    x = 395,764,761.03/17,697.80
  6. Step 6: Final answer
    x = 22,362.37

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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.