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Finding the Fourth Proportional to 36,710.89, 50,662.07 and 20,795.34

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Solution

The fourth proportional to 36,710.89, 50,662.07 and 20,795.34 is: 28,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.89 : 50,662.07 = 20,795.34 : x
  2. Step 2: Convert to fraction form
    36,710.89/50,662.07 = 20,795.34/x
  3. Step 3: Cross multiply
    36,710.89x = 50,662.07 × 20,795.34
  4. Step 4: Simplify right side
    36,710.89x = 1,053,534,754.78
  5. Step 5: Solve for x
    x = 1,053,534,754.78/36,710.89
  6. Step 6: Final answer
    x = 28,698.15

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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.