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Finding the Fourth Proportional to 16,676.92, 23,016.18 and 9,508.60

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Solution

The fourth proportional to 16,676.92, 23,016.18 and 9,508.60 is: 13,123.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.92 : 23,016.18 = 9,508.60 : x
  2. Step 2: Convert to fraction form
    16,676.92/23,016.18 = 9,508.60/x
  3. Step 3: Cross multiply
    16,676.92x = 23,016.18 × 9,508.60
  4. Step 4: Simplify right side
    16,676.92x = 218,851,649.15
  5. Step 5: Solve for x
    x = 218,851,649.15/16,676.92
  6. Step 6: Final answer
    x = 13,123.03

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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.