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Finding the Fourth Proportional to 23,172.52, 34,751.46 and 7,586.56

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Solution

The fourth proportional to 23,172.52, 34,751.46 and 7,586.56 is: 11,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172.52 : 34,751.46 = 7,586.56 : x
  2. Step 2: Convert to fraction form
    23,172.52/34,751.46 = 7,586.56/x
  3. Step 3: Cross multiply
    23,172.52x = 34,751.46 × 7,586.56
  4. Step 4: Simplify right side
    23,172.52x = 263,644,036.38
  5. Step 5: Solve for x
    x = 263,644,036.38/23,172.52
  6. Step 6: Final answer
    x = 11,377.44

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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.