Home / 297,052.66-409,932.78-161,086.57

Finding the Fourth Proportional to 297,052.66, 409,932.78 and 161,086.57

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Solution

The fourth proportional to 297,052.66, 409,932.78 and 161,086.57 is: 222,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,052.66 : 409,932.78 = 161,086.57 : x
  2. Step 2: Convert to fraction form
    297,052.66/409,932.78 = 161,086.57/x
  3. Step 3: Cross multiply
    297,052.66x = 409,932.78 × 161,086.57
  4. Step 4: Simplify right side
    297,052.66x = 66,034,665,407.00
  5. Step 5: Solve for x
    x = 66,034,665,407.00/297,052.66
  6. Step 6: Final answer
    x = 222,299.53

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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.