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Finding the Fourth Proportional to 16,302.68, 22,497.36 and 8,850.68

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Solution

The fourth proportional to 16,302.68, 22,497.36 and 8,850.68 is: 12,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,302.68 : 22,497.36 = 8,850.68 : x
  2. Step 2: Convert to fraction form
    16,302.68/22,497.36 = 8,850.68/x
  3. Step 3: Cross multiply
    16,302.68x = 22,497.36 × 8,850.68
  4. Step 4: Simplify right side
    16,302.68x = 199,116,934.20
  5. Step 5: Solve for x
    x = 199,116,934.20/16,302.68
  6. Step 6: Final answer
    x = 12,213.75

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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.