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Finding the Fourth Proportional to 36,672.66, 50,608.32 and 19,905.66

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Solution

The fourth proportional to 36,672.66, 50,608.32 and 19,905.66 is: 27,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,672.66 : 50,608.32 = 19,905.66 : x
  2. Step 2: Convert to fraction form
    36,672.66/50,608.32 = 19,905.66/x
  3. Step 3: Cross multiply
    36,672.66x = 50,608.32 × 19,905.66
  4. Step 4: Simplify right side
    36,672.66x = 1,007,392,011.09
  5. Step 5: Solve for x
    x = 1,007,392,011.09/36,672.66
  6. Step 6: Final answer
    x = 27,469.84

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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.