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Finding the Fourth Proportional to 167,230.37, 230,776.73 and 90,747.52

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Solution

The fourth proportional to 167,230.37, 230,776.73 and 90,747.52 is: 125,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,230.37 : 230,776.73 = 90,747.52 : x
  2. Step 2: Convert to fraction form
    167,230.37/230,776.73 = 90,747.52/x
  3. Step 3: Cross multiply
    167,230.37x = 230,776.73 × 90,747.52
  4. Step 4: Simplify right side
    167,230.37x = 20,942,415,571.14
  5. Step 5: Solve for x
    x = 20,942,415,571.14/167,230.37
  6. Step 6: Final answer
    x = 125,230.94

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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.