Home / 119,710.44-165,201.53-65,997.36

Finding the Fourth Proportional to 119,710.44, 165,201.53 and 65,997.36

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Solution

The fourth proportional to 119,710.44, 165,201.53 and 65,997.36 is: 91,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,710.44 : 165,201.53 = 65,997.36 : x
  2. Step 2: Convert to fraction form
    119,710.44/165,201.53 = 65,997.36/x
  3. Step 3: Cross multiply
    119,710.44x = 165,201.53 × 65,997.36
  4. Step 4: Simplify right side
    119,710.44x = 10,902,864,517.97
  5. Step 5: Solve for x
    x = 10,902,864,517.97/119,710.44
  6. Step 6: Final answer
    x = 91,076.97

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1.5x scale

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.