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Finding the Fourth Proportional to 36,706.29, 50,654.73 and 19,939.29

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Solution

The fourth proportional to 36,706.29, 50,654.73 and 19,939.29 is: 27,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.29 : 50,654.73 = 19,939.29 : x
  2. Step 2: Convert to fraction form
    36,706.29/50,654.73 = 19,939.29/x
  3. Step 3: Cross multiply
    36,706.29x = 50,654.73 × 19,939.29
  4. Step 4: Simplify right side
    36,706.29x = 1,010,019,351.34
  5. Step 5: Solve for x
    x = 1,010,019,351.34/36,706.29
  6. Step 6: Final answer
    x = 27,516.25

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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.