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Finding the Fourth Proportional to 17,013.12, 25,524.86 and 8,698.98

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Solution

The fourth proportional to 17,013.12, 25,524.86 and 8,698.98 is: 13,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.12 : 25,524.86 = 8,698.98 : x
  2. Step 2: Convert to fraction form
    17,013.12/25,524.86 = 8,698.98/x
  3. Step 3: Cross multiply
    17,013.12x = 25,524.86 × 8,698.98
  4. Step 4: Simplify right side
    17,013.12x = 222,040,204.58
  5. Step 5: Solve for x
    x = 222,040,204.58/17,013.12
  6. Step 6: Final answer
    x = 13,051.12

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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.