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Finding the Fourth Proportional to 12,296.54, 16,969.05 and 7,260.96

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Solution

The fourth proportional to 12,296.54, 16,969.05 and 7,260.96 is: 10,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.54 : 16,969.05 = 7,260.96 : x
  2. Step 2: Convert to fraction form
    12,296.54/16,969.05 = 7,260.96/x
  3. Step 3: Cross multiply
    12,296.54x = 16,969.05 × 7,260.96
  4. Step 4: Simplify right side
    12,296.54x = 123,211,593.29
  5. Step 5: Solve for x
    x = 123,211,593.29/12,296.54
  6. Step 6: Final answer
    x = 10,020.03

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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.