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Finding the Fourth Proportional to 169,957.34, 234,522.72 and 98,323.97

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Solution

The fourth proportional to 169,957.34, 234,522.72 and 98,323.97 is: 135,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,957.34 : 234,522.72 = 98,323.97 : x
  2. Step 2: Convert to fraction form
    169,957.34/234,522.72 = 98,323.97/x
  3. Step 3: Cross multiply
    169,957.34x = 234,522.72 × 98,323.97
  4. Step 4: Simplify right side
    169,957.34x = 23,059,203,712.98
  5. Step 5: Solve for x
    x = 23,059,203,712.98/169,957.34
  6. Step 6: Final answer
    x = 135,676.43

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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.