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Finding the Fourth Proportional to 16,136.20, 24,204.30 and 12,248.20

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Solution

The fourth proportional to 16,136.20, 24,204.30 and 12,248.20 is: 18,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136.20 : 24,204.30 = 12,248.20 : x
  2. Step 2: Convert to fraction form
    16,136.20/24,204.30 = 12,248.20/x
  3. Step 3: Cross multiply
    16,136.20x = 24,204.30 × 12,248.20
  4. Step 4: Simplify right side
    16,136.20x = 296,459,107.26
  5. Step 5: Solve for x
    x = 296,459,107.26/16,136.20
  6. Step 6: Final answer
    x = 18,372.30

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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.