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Finding the Fourth Proportional to 15,006.43, 22,523.76 and 7,616.17

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Solution

The fourth proportional to 15,006.43, 22,523.76 and 7,616.17 is: 11,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.43 : 22,523.76 = 7,616.17 : x
  2. Step 2: Convert to fraction form
    15,006.43/22,523.76 = 7,616.17/x
  3. Step 3: Cross multiply
    15,006.43x = 22,523.76 × 7,616.17
  4. Step 4: Simplify right side
    15,006.43x = 171,544,785.20
  5. Step 5: Solve for x
    x = 171,544,785.20/15,006.43
  6. Step 6: Final answer
    x = 11,431.42

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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.