Home / 185,135.33-277,645.59-66,791.30

Finding the Fourth Proportional to 185,135.33, 277,645.59 and 66,791.30

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Solution

The fourth proportional to 185,135.33, 277,645.59 and 66,791.30 is: 100,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,135.33 : 277,645.59 = 66,791.30 : x
  2. Step 2: Convert to fraction form
    185,135.33/277,645.59 = 66,791.30/x
  3. Step 3: Cross multiply
    185,135.33x = 277,645.59 × 66,791.30
  4. Step 4: Simplify right side
    185,135.33x = 18,544,308,507.14
  5. Step 5: Solve for x
    x = 18,544,308,507.14/185,135.33
  6. Step 6: Final answer
    x = 100,166.23

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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.