Home / 149,327.73-206,072.28-82,259.73

Finding the Fourth Proportional to 149,327.73, 206,072.28 and 82,259.73

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Solution

The fourth proportional to 149,327.73, 206,072.28 and 82,259.73 is: 113,518.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,327.73 : 206,072.28 = 82,259.73 : x
  2. Step 2: Convert to fraction form
    149,327.73/206,072.28 = 82,259.73/x
  3. Step 3: Cross multiply
    149,327.73x = 206,072.28 × 82,259.73
  4. Step 4: Simplify right side
    149,327.73x = 16,951,450,113.28
  5. Step 5: Solve for x
    x = 16,951,450,113.28/149,327.73
  6. Step 6: Final answer
    x = 113,518.43

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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.