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Finding the Fourth Proportional to 16,671.69, 22,996.09 and 10,693.89

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Solution

The fourth proportional to 16,671.69, 22,996.09 and 10,693.89 is: 14,750.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.69 : 22,996.09 = 10,693.89 : x
  2. Step 2: Convert to fraction form
    16,671.69/22,996.09 = 10,693.89/x
  3. Step 3: Cross multiply
    16,671.69x = 22,996.09 × 10,693.89
  4. Step 4: Simplify right side
    16,671.69x = 245,917,488.44
  5. Step 5: Solve for x
    x = 245,917,488.44/16,671.69
  6. Step 6: Final answer
    x = 14,750.61

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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.