Home / 166,865.88-230,240.40-95,269.20

Finding the Fourth Proportional to 166,865.88, 230,240.40 and 95,269.20

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Solution

The fourth proportional to 166,865.88, 230,240.40 and 95,269.20 is: 131,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,865.88 : 230,240.40 = 95,269.20 : x
  2. Step 2: Convert to fraction form
    166,865.88/230,240.40 = 95,269.20/x
  3. Step 3: Cross multiply
    166,865.88x = 230,240.40 × 95,269.20
  4. Step 4: Simplify right side
    166,865.88x = 21,934,818,715.68
  5. Step 5: Solve for x
    x = 21,934,818,715.68/166,865.88
  6. Step 6: Final answer
    x = 131,451.79

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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.