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Finding the Fourth Proportional to 168,722.65, 232,838.31 and 92,241.91

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Solution

The fourth proportional to 168,722.65, 232,838.31 and 92,241.91 is: 127,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,722.65 : 232,838.31 = 92,241.91 : x
  2. Step 2: Convert to fraction form
    168,722.65/232,838.31 = 92,241.91/x
  3. Step 3: Cross multiply
    168,722.65x = 232,838.31 × 92,241.91
  4. Step 4: Simplify right side
    168,722.65x = 21,477,450,435.57
  5. Step 5: Solve for x
    x = 21,477,450,435.57/168,722.65
  6. Step 6: Final answer
    x = 127,294.41

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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.