Home / 297,691.05-410,811.96-161,723.91

Finding the Fourth Proportional to 297,691.05, 410,811.96 and 161,723.91

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Solution

The fourth proportional to 297,691.05, 410,811.96 and 161,723.91 is: 223,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,691.05 : 410,811.96 = 161,723.91 : x
  2. Step 2: Convert to fraction form
    297,691.05/410,811.96 = 161,723.91/x
  3. Step 3: Cross multiply
    297,691.05x = 410,811.96 × 161,723.91
  4. Step 4: Simplify right side
    297,691.05x = 66,438,116,445.96
  5. Step 5: Solve for x
    x = 66,438,116,445.96/297,691.05
  6. Step 6: Final answer
    x = 223,178.08

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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.