Home / 161,123.42-241,709.70-82,194.59

Finding the Fourth Proportional to 161,123.42, 241,709.70 and 82,194.59

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Solution

The fourth proportional to 161,123.42, 241,709.70 and 82,194.59 is: 123,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,123.42 : 241,709.70 = 82,194.59 : x
  2. Step 2: Convert to fraction form
    161,123.42/241,709.70 = 82,194.59/x
  3. Step 3: Cross multiply
    161,123.42x = 241,709.70 × 82,194.59
  4. Step 4: Simplify right side
    161,123.42x = 19,867,229,690.52
  5. Step 5: Solve for x
    x = 19,867,229,690.52/161,123.42
  6. Step 6: Final answer
    x = 123,304.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.