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Finding the Fourth Proportional to 163,716.91, 225,928.98 and 92,096.93

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Solution

The fourth proportional to 163,716.91, 225,928.98 and 92,096.93 is: 127,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,716.91 : 225,928.98 = 92,096.93 : x
  2. Step 2: Convert to fraction form
    163,716.91/225,928.98 = 92,096.93/x
  3. Step 3: Cross multiply
    163,716.91x = 225,928.98 × 92,096.93
  4. Step 4: Simplify right side
    163,716.91x = 20,807,365,456.03
  5. Step 5: Solve for x
    x = 20,807,365,456.03/163,716.91
  6. Step 6: Final answer
    x = 127,093.56

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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.