Home / 167,420.19-231,100.52-110,849.79

Finding the Fourth Proportional to 167,420.19, 231,100.52 and 110,849.79

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Solution

The fourth proportional to 167,420.19, 231,100.52 and 110,849.79 is: 153,012.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,420.19 : 231,100.52 = 110,849.79 : x
  2. Step 2: Convert to fraction form
    167,420.19/231,100.52 = 110,849.79/x
  3. Step 3: Cross multiply
    167,420.19x = 231,100.52 × 110,849.79
  4. Step 4: Simplify right side
    167,420.19x = 25,617,443,556.64
  5. Step 5: Solve for x
    x = 25,617,443,556.64/167,420.19
  6. Step 6: Final answer
    x = 153,012.87

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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.