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Finding the Fourth Proportional to 17,092.68, 23,587.08 and 12,614.79

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Solution

The fourth proportional to 17,092.68, 23,587.08 and 12,614.79 is: 17,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,092.68 : 23,587.08 = 12,614.79 : x
  2. Step 2: Convert to fraction form
    17,092.68/23,587.08 = 12,614.79/x
  3. Step 3: Cross multiply
    17,092.68x = 23,587.08 × 12,614.79
  4. Step 4: Simplify right side
    17,092.68x = 297,546,060.91
  5. Step 5: Solve for x
    x = 297,546,060.91/17,092.68
  6. Step 6: Final answer
    x = 17,407.81

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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.