Home / 167,989.13-231,825-92,537.63

Finding the Fourth Proportional to 167,989.13, 231,825 and 92,537.63

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Solution

The fourth proportional to 167,989.13, 231,825 and 92,537.63 is: 127,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,989.13 : 231,825 = 92,537.63 : x
  2. Step 2: Convert to fraction form
    167,989.13/231,825 = 92,537.63/x
  3. Step 3: Cross multiply
    167,989.13x = 231,825 × 92,537.63
  4. Step 4: Simplify right side
    167,989.13x = 21,452,534,915.63
  5. Step 5: Solve for x
    x = 21,452,534,915.63/167,989.13
  6. Step 6: Final answer
    x = 127,701.93

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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.