Home / 161,027.20-241,346.40-82,100.80

Finding the Fourth Proportional to 161,027.20, 241,346.40 and 82,100.80

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Solution

The fourth proportional to 161,027.20, 241,346.40 and 82,100.80 is: 123,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,027.20 : 241,346.40 = 82,100.80 : x
  2. Step 2: Convert to fraction form
    161,027.20/241,346.40 = 82,100.80/x
  3. Step 3: Cross multiply
    161,027.20x = 241,346.40 × 82,100.80
  4. Step 4: Simplify right side
    161,027.20x = 19,814,732,517.12
  5. Step 5: Solve for x
    x = 19,814,732,517.12/161,027.20
  6. Step 6: Final answer
    x = 123,052.08

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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.