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Finding the Fourth Proportional to 167,912.58, 231,718.29 and 92,460.50

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Solution

The fourth proportional to 167,912.58, 231,718.29 and 92,460.50 is: 127,594.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,912.58 : 231,718.29 = 92,460.50 : x
  2. Step 2: Convert to fraction form
    167,912.58/231,718.29 = 92,460.50/x
  3. Step 3: Cross multiply
    167,912.58x = 231,718.29 × 92,460.50
  4. Step 4: Simplify right side
    167,912.58x = 21,424,788,952.55
  5. Step 5: Solve for x
    x = 21,424,788,952.55/167,912.58
  6. Step 6: Final answer
    x = 127,594.90

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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.