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Finding the Fourth Proportional to 17,059.20, 25,540.20 and 16,573.20

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Solution

The fourth proportional to 17,059.20, 25,540.20 and 16,573.20 is: 24,812.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,059.20 : 25,540.20 = 16,573.20 : x
  2. Step 2: Convert to fraction form
    17,059.20/25,540.20 = 16,573.20/x
  3. Step 3: Cross multiply
    17,059.20x = 25,540.20 × 16,573.20
  4. Step 4: Simplify right side
    17,059.20x = 423,282,842.64
  5. Step 5: Solve for x
    x = 423,282,842.64/17,059.20
  6. Step 6: Final answer
    x = 24,812.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.