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Finding the Fourth Proportional to 16,230.88, 24,343.88 and 5,136.13

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Solution

The fourth proportional to 16,230.88, 24,343.88 and 5,136.13 is: 7,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.88 : 24,343.88 = 5,136.13 : x
  2. Step 2: Convert to fraction form
    16,230.88/24,343.88 = 5,136.13/x
  3. Step 3: Cross multiply
    16,230.88x = 24,343.88 × 5,136.13
  4. Step 4: Simplify right side
    16,230.88x = 125,033,184.98
  5. Step 5: Solve for x
    x = 125,033,184.98/16,230.88
  6. Step 6: Final answer
    x = 7,703.42

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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.