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Finding the Fourth Proportional to 169,481.49, 234,193.94 and 123,461.04

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Solution

The fourth proportional to 169,481.49, 234,193.94 and 123,461.04 is: 170,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,481.49 : 234,193.94 = 123,461.04 : x
  2. Step 2: Convert to fraction form
    169,481.49/234,193.94 = 123,461.04/x
  3. Step 3: Cross multiply
    169,481.49x = 234,193.94 × 123,461.04
  4. Step 4: Simplify right side
    169,481.49x = 28,913,826,776.79
  5. Step 5: Solve for x
    x = 28,913,826,776.79/169,481.49
  6. Step 6: Final answer
    x = 170,601.68

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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.