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Finding the Fourth Proportional to 167,517, 231,173.46 and 92,065.50

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Solution

The fourth proportional to 167,517, 231,173.46 and 92,065.50 is: 127,050.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,517 : 231,173.46 = 92,065.50 : x
  2. Step 2: Convert to fraction form
    167,517/231,173.46 = 92,065.50/x
  3. Step 3: Cross multiply
    167,517x = 231,173.46 × 92,065.50
  4. Step 4: Simplify right side
    167,517x = 21,283,100,181.63
  5. Step 5: Solve for x
    x = 21,283,100,181.63/167,517
  6. Step 6: Final answer
    x = 127,050.39

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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.