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Finding the Fourth Proportional to 36,530.49, 50,411.87 and 19,763.13

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Solution

The fourth proportional to 36,530.49, 50,411.87 and 19,763.13 is: 27,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,530.49 : 50,411.87 = 19,763.13 : x
  2. Step 2: Convert to fraction form
    36,530.49/50,411.87 = 19,763.13/x
  3. Step 3: Cross multiply
    36,530.49x = 50,411.87 × 19,763.13
  4. Step 4: Simplify right side
    36,530.49x = 996,296,241.54
  5. Step 5: Solve for x
    x = 996,296,241.54/36,530.49
  6. Step 6: Final answer
    x = 27,273.01

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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.