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Finding the Fourth Proportional to 17,307.76, 25,942.08 and 8,524.24

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Solution

The fourth proportional to 17,307.76, 25,942.08 and 8,524.24 is: 12,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.76 : 25,942.08 = 8,524.24 : x
  2. Step 2: Convert to fraction form
    17,307.76/25,942.08 = 8,524.24/x
  3. Step 3: Cross multiply
    17,307.76x = 25,942.08 × 8,524.24
  4. Step 4: Simplify right side
    17,307.76x = 221,136,516.02
  5. Step 5: Solve for x
    x = 221,136,516.02/17,307.76
  6. Step 6: Final answer
    x = 12,776.73

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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.