Home / 170,961.40-256,442.10-162,796.60

Finding the Fourth Proportional to 170,961.40, 256,442.10 and 162,796.60

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Solution

The fourth proportional to 170,961.40, 256,442.10 and 162,796.60 is: 244,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,961.40 : 256,442.10 = 162,796.60 : x
  2. Step 2: Convert to fraction form
    170,961.40/256,442.10 = 162,796.60/x
  3. Step 3: Cross multiply
    170,961.40x = 256,442.10 × 162,796.60
  4. Step 4: Simplify right side
    170,961.40x = 41,747,901,976.86
  5. Step 5: Solve for x
    x = 41,747,901,976.86/170,961.40
  6. Step 6: Final answer
    x = 244,194.90

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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.