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Finding the Fourth Proportional to 36,712.17, 50,662.71 and 19,945.17

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Solution

The fourth proportional to 36,712.17, 50,662.71 and 19,945.17 is: 27,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712.17 : 50,662.71 = 19,945.17 : x
  2. Step 2: Convert to fraction form
    36,712.17/50,662.71 = 19,945.17/x
  3. Step 3: Cross multiply
    36,712.17x = 50,662.71 × 19,945.17
  4. Step 4: Simplify right side
    36,712.17x = 1,010,476,363.61
  5. Step 5: Solve for x
    x = 1,010,476,363.61/36,712.17
  6. Step 6: Final answer
    x = 27,524.29

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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.