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Finding the Fourth Proportional to 16,992.92, 23,450.10 and 9,540.92

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Solution

The fourth proportional to 16,992.92, 23,450.10 and 9,540.92 is: 13,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.92 : 23,450.10 = 9,540.92 : x
  2. Step 2: Convert to fraction form
    16,992.92/23,450.10 = 9,540.92/x
  3. Step 3: Cross multiply
    16,992.92x = 23,450.10 × 9,540.92
  4. Step 4: Simplify right side
    16,992.92x = 223,735,528.09
  5. Step 5: Solve for x
    x = 223,735,528.09/16,992.92
  6. Step 6: Final answer
    x = 13,166.40

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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.