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Finding the Fourth Proportional to 16,336.62, 22,543.11 and 9,262.62

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Solution

The fourth proportional to 16,336.62, 22,543.11 and 9,262.62 is: 12,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,336.62 : 22,543.11 = 9,262.62 : x
  2. Step 2: Convert to fraction form
    16,336.62/22,543.11 = 9,262.62/x
  3. Step 3: Cross multiply
    16,336.62x = 22,543.11 × 9,262.62
  4. Step 4: Simplify right side
    16,336.62x = 208,808,261.55
  5. Step 5: Solve for x
    x = 208,808,261.55/16,336.62
  6. Step 6: Final answer
    x = 12,781.61

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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.