Home / 167,531.50-231,193.47-92,080

Finding the Fourth Proportional to 167,531.50, 231,193.47 and 92,080

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Solution

The fourth proportional to 167,531.50, 231,193.47 and 92,080 is: 127,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,531.50 : 231,193.47 = 92,080 : x
  2. Step 2: Convert to fraction form
    167,531.50/231,193.47 = 92,080/x
  3. Step 3: Cross multiply
    167,531.50x = 231,193.47 × 92,080
  4. Step 4: Simplify right side
    167,531.50x = 21,288,294,717.60
  5. Step 5: Solve for x
    x = 21,288,294,717.60/167,531.50
  6. Step 6: Final answer
    x = 127,070.40

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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.