Home / 167,233.06-230,766.24-99,238.33

Finding the Fourth Proportional to 167,233.06, 230,766.24 and 99,238.33

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Solution

The fourth proportional to 167,233.06, 230,766.24 and 99,238.33 is: 136,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,233.06 : 230,766.24 = 99,238.33 : x
  2. Step 2: Convert to fraction form
    167,233.06/230,766.24 = 99,238.33/x
  3. Step 3: Cross multiply
    167,233.06x = 230,766.24 × 99,238.33
  4. Step 4: Simplify right side
    167,233.06x = 22,900,856,277.98
  5. Step 5: Solve for x
    x = 22,900,856,277.98/167,233.06
  6. Step 6: Final answer
    x = 136,939.77

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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.