Home / 167,516.50-231,172.77-92,065

Finding the Fourth Proportional to 167,516.50, 231,172.77 and 92,065

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Solution

The fourth proportional to 167,516.50, 231,172.77 and 92,065 is: 127,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,516.50 : 231,172.77 = 92,065 : x
  2. Step 2: Convert to fraction form
    167,516.50/231,172.77 = 92,065/x
  3. Step 3: Cross multiply
    167,516.50x = 231,172.77 × 92,065
  4. Step 4: Simplify right side
    167,516.50x = 21,282,921,070.05
  5. Step 5: Solve for x
    x = 21,282,921,070.05/167,516.50
  6. Step 6: Final answer
    x = 127,049.70

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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.