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Finding the Fourth Proportional to 36,553.55, 50,444.06 and 19,786.55

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Solution

The fourth proportional to 36,553.55, 50,444.06 and 19,786.55 is: 27,305.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,553.55 : 50,444.06 = 19,786.55 : x
  2. Step 2: Convert to fraction form
    36,553.55/50,444.06 = 19,786.55/x
  3. Step 3: Cross multiply
    36,553.55x = 50,444.06 × 19,786.55
  4. Step 4: Simplify right side
    36,553.55x = 998,113,658.82
  5. Step 5: Solve for x
    x = 998,113,658.82/36,553.55
  6. Step 6: Final answer
    x = 27,305.52

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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.