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Finding the Fourth Proportional to 17,251.30, 25,880.55 and 9,849.70

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Solution

The fourth proportional to 17,251.30, 25,880.55 and 9,849.70 is: 14,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,251.30 : 25,880.55 = 9,849.70 : x
  2. Step 2: Convert to fraction form
    17,251.30/25,880.55 = 9,849.70/x
  3. Step 3: Cross multiply
    17,251.30x = 25,880.55 × 9,849.70
  4. Step 4: Simplify right side
    17,251.30x = 254,915,653.34
  5. Step 5: Solve for x
    x = 254,915,653.34/17,251.30
  6. Step 6: Final answer
    x = 14,776.61

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1.5x scale

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.