Home / 166,489.78-229,758.40-94,868.26

Finding the Fourth Proportional to 166,489.78, 229,758.40 and 94,868.26

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Solution

The fourth proportional to 166,489.78, 229,758.40 and 94,868.26 is: 130,919.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,489.78 : 229,758.40 = 94,868.26 : x
  2. Step 2: Convert to fraction form
    166,489.78/229,758.40 = 94,868.26/x
  3. Step 3: Cross multiply
    166,489.78x = 229,758.40 × 94,868.26
  4. Step 4: Simplify right side
    166,489.78x = 21,796,780,198.15
  5. Step 5: Solve for x
    x = 21,796,780,198.15/166,489.78
  6. Step 6: Final answer
    x = 130,919.63

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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.