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Finding the Fourth Proportional to 16,874.62, 25,292.73 and 7,500.56

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Solution

The fourth proportional to 16,874.62, 25,292.73 and 7,500.56 is: 11,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.62 : 25,292.73 = 7,500.56 : x
  2. Step 2: Convert to fraction form
    16,874.62/25,292.73 = 7,500.56/x
  3. Step 3: Cross multiply
    16,874.62x = 25,292.73 × 7,500.56
  4. Step 4: Simplify right side
    16,874.62x = 189,709,638.93
  5. Step 5: Solve for x
    x = 189,709,638.93/16,874.62
  6. Step 6: Final answer
    x = 11,242.31

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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.