Home / 149,674.40-206,553.68-82,606.24

Finding the Fourth Proportional to 149,674.40, 206,553.68 and 82,606.24

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Solution

The fourth proportional to 149,674.40, 206,553.68 and 82,606.24 is: 113,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,674.40 : 206,553.68 = 82,606.24 : x
  2. Step 2: Convert to fraction form
    149,674.40/206,553.68 = 82,606.24/x
  3. Step 3: Cross multiply
    149,674.40x = 206,553.68 × 82,606.24
  4. Step 4: Simplify right side
    149,674.40x = 17,062,622,862.96
  5. Step 5: Solve for x
    x = 17,062,622,862.96/149,674.40
  6. Step 6: Final answer
    x = 113,998.27

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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.