Home / 205,740.80-283,765.32-177,107.49

Finding the Fourth Proportional to 205,740.80, 283,765.32 and 177,107.49

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Solution

The fourth proportional to 205,740.80, 283,765.32 and 177,107.49 is: 244,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,740.80 : 283,765.32 = 177,107.49 : x
  2. Step 2: Convert to fraction form
    205,740.80/283,765.32 = 177,107.49/x
  3. Step 3: Cross multiply
    205,740.80x = 283,765.32 × 177,107.49
  4. Step 4: Simplify right side
    205,740.80x = 50,256,963,574.25
  5. Step 5: Solve for x
    x = 50,256,963,574.25/205,740.80
  6. Step 6: Final answer
    x = 244,273.21

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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.