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Finding the Fourth Proportional to 12,473.54, 17,213.49 and 8,501.59

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Solution

The fourth proportional to 12,473.54, 17,213.49 and 8,501.59 is: 11,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.54 : 17,213.49 = 8,501.59 : x
  2. Step 2: Convert to fraction form
    12,473.54/17,213.49 = 8,501.59/x
  3. Step 3: Cross multiply
    12,473.54x = 17,213.49 × 8,501.59
  4. Step 4: Simplify right side
    12,473.54x = 146,342,104.38
  5. Step 5: Solve for x
    x = 146,342,104.38/12,473.54
  6. Step 6: Final answer
    x = 11,732.20

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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.