Home / 167,818.81-231,590.47-92,367.31

Finding the Fourth Proportional to 167,818.81, 231,590.47 and 92,367.31

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Solution

The fourth proportional to 167,818.81, 231,590.47 and 92,367.31 is: 127,467.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,818.81 : 231,590.47 = 92,367.31 : x
  2. Step 2: Convert to fraction form
    167,818.81/231,590.47 = 92,367.31/x
  3. Step 3: Cross multiply
    167,818.81x = 231,590.47 × 92,367.31
  4. Step 4: Simplify right side
    167,818.81x = 21,391,388,735.54
  5. Step 5: Solve for x
    x = 21,391,388,735.54/167,818.81
  6. Step 6: Final answer
    x = 127,467.17

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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.