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Finding the Fourth Proportional to 16,371.24, 22,592.43 and 8,919.24

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Solution

The fourth proportional to 16,371.24, 22,592.43 and 8,919.24 is: 12,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.24 : 22,592.43 = 8,919.24 : x
  2. Step 2: Convert to fraction form
    16,371.24/22,592.43 = 8,919.24/x
  3. Step 3: Cross multiply
    16,371.24x = 22,592.43 × 8,919.24
  4. Step 4: Simplify right side
    16,371.24x = 201,507,305.35
  5. Step 5: Solve for x
    x = 201,507,305.35/16,371.24
  6. Step 6: Final answer
    x = 12,308.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.