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Finding the Fourth Proportional to 36,955.80, 50,999.01 and 19,960.05

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Solution

The fourth proportional to 36,955.80, 50,999.01 and 19,960.05 is: 27,544.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,955.80 : 50,999.01 = 19,960.05 : x
  2. Step 2: Convert to fraction form
    36,955.80/50,999.01 = 19,960.05/x
  3. Step 3: Cross multiply
    36,955.80x = 50,999.01 × 19,960.05
  4. Step 4: Simplify right side
    36,955.80x = 1,017,942,789.55
  5. Step 5: Solve for x
    x = 1,017,942,789.55/36,955.80
  6. Step 6: Final answer
    x = 27,544.87

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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.