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Finding the Fourth Proportional to 17,305.87, 25,960.98 and 6,774.54

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Solution

The fourth proportional to 17,305.87, 25,960.98 and 6,774.54 is: 10,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305.87 : 25,960.98 = 6,774.54 : x
  2. Step 2: Convert to fraction form
    17,305.87/25,960.98 = 6,774.54/x
  3. Step 3: Cross multiply
    17,305.87x = 25,960.98 × 6,774.54
  4. Step 4: Simplify right side
    17,305.87x = 175,873,567.64
  5. Step 5: Solve for x
    x = 175,873,567.64/17,305.87
  6. Step 6: Final answer
    x = 10,162.65

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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.