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Finding the Fourth Proportional to 36,496.45, 50,365.08 and 19,729.45

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Solution

The fourth proportional to 36,496.45, 50,365.08 and 19,729.45 is: 27,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,496.45 : 50,365.08 = 19,729.45 : x
  2. Step 2: Convert to fraction form
    36,496.45/50,365.08 = 19,729.45/x
  3. Step 3: Cross multiply
    36,496.45x = 50,365.08 × 19,729.45
  4. Step 4: Simplify right side
    36,496.45x = 993,675,327.61
  5. Step 5: Solve for x
    x = 993,675,327.61/36,496.45
  6. Step 6: Final answer
    x = 27,226.63

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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.