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Finding the Fourth Proportional to 167,479.65, 231,119.30 and 92,026.53

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Solution

The fourth proportional to 167,479.65, 231,119.30 and 92,026.53 is: 126,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,479.65 : 231,119.30 = 92,026.53 : x
  2. Step 2: Convert to fraction form
    167,479.65/231,119.30 = 92,026.53/x
  3. Step 3: Cross multiply
    167,479.65x = 231,119.30 × 92,026.53
  4. Step 4: Simplify right side
    167,479.65x = 21,269,106,734.90
  5. Step 5: Solve for x
    x = 21,269,106,734.90/167,479.65
  6. Step 6: Final answer
    x = 126,995.17

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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.