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Finding the Fourth Proportional to 167,151.49, 250,724.49 and 67,309.17

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Solution

The fourth proportional to 167,151.49, 250,724.49 and 67,309.17 is: 100,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,151.49 : 250,724.49 = 67,309.17 : x
  2. Step 2: Convert to fraction form
    167,151.49/250,724.49 = 67,309.17/x
  3. Step 3: Cross multiply
    167,151.49x = 250,724.49 × 67,309.17
  4. Step 4: Simplify right side
    167,151.49x = 16,876,056,127.95
  5. Step 5: Solve for x
    x = 16,876,056,127.95/167,151.49
  6. Step 6: Final answer
    x = 100,962.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.