Home / 133,739.07-184,578.83-82,768.23

Finding the Fourth Proportional to 133,739.07, 184,578.83 and 82,768.23

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Solution

The fourth proportional to 133,739.07, 184,578.83 and 82,768.23 is: 114,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,739.07 : 184,578.83 = 82,768.23 : x
  2. Step 2: Convert to fraction form
    133,739.07/184,578.83 = 82,768.23/x
  3. Step 3: Cross multiply
    133,739.07x = 184,578.83 × 82,768.23
  4. Step 4: Simplify right side
    133,739.07x = 15,277,262,640.73
  5. Step 5: Solve for x
    x = 15,277,262,640.73/133,739.07
  6. Step 6: Final answer
    x = 114,231.86

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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.