Home / 48,968.19-73,383.57-20,850.21

Finding the Fourth Proportional to 48,968.19, 73,383.57 and 20,850.21

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Solution

The fourth proportional to 48,968.19, 73,383.57 and 20,850.21 is: 31,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,968.19 : 73,383.57 = 20,850.21 : x
  2. Step 2: Convert to fraction form
    48,968.19/73,383.57 = 20,850.21/x
  3. Step 3: Cross multiply
    48,968.19x = 73,383.57 × 20,850.21
  4. Step 4: Simplify right side
    48,968.19x = 1,530,062,845.05
  5. Step 5: Solve for x
    x = 1,530,062,845.05/48,968.19
  6. Step 6: Final answer
    x = 31,246.06

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1.5x scale

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.