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Finding the Fourth Proportional to 17,063.38, 25,561.86 and 9,645.40

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Solution

The fourth proportional to 17,063.38, 25,561.86 and 9,645.40 is: 14,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,063.38 : 25,561.86 = 9,645.40 : x
  2. Step 2: Convert to fraction form
    17,063.38/25,561.86 = 9,645.40/x
  3. Step 3: Cross multiply
    17,063.38x = 25,561.86 × 9,645.40
  4. Step 4: Simplify right side
    17,063.38x = 246,554,364.44
  5. Step 5: Solve for x
    x = 246,554,364.44/17,063.38
  6. Step 6: Final answer
    x = 14,449.33

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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.