Home / 149,317.34-206,057.88-82,249.34

Finding the Fourth Proportional to 149,317.34, 206,057.88 and 82,249.34

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Solution

The fourth proportional to 149,317.34, 206,057.88 and 82,249.34 is: 113,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,317.34 : 206,057.88 = 82,249.34 : x
  2. Step 2: Convert to fraction form
    149,317.34/206,057.88 = 82,249.34/x
  3. Step 3: Cross multiply
    149,317.34x = 206,057.88 × 82,249.34
  4. Step 4: Simplify right side
    149,317.34x = 16,948,123,601.51
  5. Step 5: Solve for x
    x = 16,948,123,601.51/149,317.34
  6. Step 6: Final answer
    x = 113,504.06

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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.