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Finding the Fourth Proportional to 168,811.93, 232,958.57 and 92,333.22

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Solution

The fourth proportional to 168,811.93, 232,958.57 and 92,333.22 is: 127,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,811.93 : 232,958.57 = 92,333.22 : x
  2. Step 2: Convert to fraction form
    168,811.93/232,958.57 = 92,333.22/x
  3. Step 3: Cross multiply
    168,811.93x = 232,958.57 × 92,333.22
  4. Step 4: Simplify right side
    168,811.93x = 21,509,815,125.53
  5. Step 5: Solve for x
    x = 21,509,815,125.53/168,811.93
  6. Step 6: Final answer
    x = 127,418.81

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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.