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Finding the Fourth Proportional to 17,227.68, 25,831.93 and 6,691.13

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Solution

The fourth proportional to 17,227.68, 25,831.93 and 6,691.13 is: 10,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,227.68 : 25,831.93 = 6,691.13 : x
  2. Step 2: Convert to fraction form
    17,227.68/25,831.93 = 6,691.13/x
  3. Step 3: Cross multiply
    17,227.68x = 25,831.93 × 6,691.13
  4. Step 4: Simplify right side
    17,227.68x = 172,844,801.78
  5. Step 5: Solve for x
    x = 172,844,801.78/17,227.68
  6. Step 6: Final answer
    x = 10,032.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.