Home / 48,933.39-73,427.80-20,850.49

Finding the Fourth Proportional to 48,933.39, 73,427.80 and 20,850.49

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Solution

The fourth proportional to 48,933.39, 73,427.80 and 20,850.49 is: 31,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,933.39 : 73,427.80 = 20,850.49 : x
  2. Step 2: Convert to fraction form
    48,933.39/73,427.80 = 20,850.49/x
  3. Step 3: Cross multiply
    48,933.39x = 73,427.80 × 20,850.49
  4. Step 4: Simplify right side
    48,933.39x = 1,531,005,609.62
  5. Step 5: Solve for x
    x = 1,531,005,609.62/48,933.39
  6. Step 6: Final answer
    x = 31,287.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.