Home / 165,738.10-248,801.55-164,571.70

Finding the Fourth Proportional to 165,738.10, 248,801.55 and 164,571.70

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Solution

The fourth proportional to 165,738.10, 248,801.55 and 164,571.70 is: 247,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,738.10 : 248,801.55 = 164,571.70 : x
  2. Step 2: Convert to fraction form
    165,738.10/248,801.55 = 164,571.70/x
  3. Step 3: Cross multiply
    165,738.10x = 248,801.55 × 164,571.70
  4. Step 4: Simplify right side
    165,738.10x = 40,945,694,046.14
  5. Step 5: Solve for x
    x = 40,945,694,046.14/165,738.10
  6. Step 6: Final answer
    x = 247,050.58

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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.