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Finding the Fourth Proportional to 167,108.44, 230,608.67 and 90,626.77

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Solution

The fourth proportional to 167,108.44, 230,608.67 and 90,626.77 is: 125,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,108.44 : 230,608.67 = 90,626.77 : x
  2. Step 2: Convert to fraction form
    167,108.44/230,608.67 = 90,626.77/x
  3. Step 3: Cross multiply
    167,108.44x = 230,608.67 × 90,626.77
  4. Step 4: Simplify right side
    167,108.44x = 20,899,319,889.59
  5. Step 5: Solve for x
    x = 20,899,319,889.59/167,108.44
  6. Step 6: Final answer
    x = 125,064.42

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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.