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Finding the Fourth Proportional to 168,474.96, 232,394.76 and 101,394

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Solution

The fourth proportional to 168,474.96, 232,394.76 and 101,394 is: 139,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,474.96 : 232,394.76 = 101,394 : x
  2. Step 2: Convert to fraction form
    168,474.96/232,394.76 = 101,394/x
  3. Step 3: Cross multiply
    168,474.96x = 232,394.76 × 101,394
  4. Step 4: Simplify right side
    168,474.96x = 23,563,434,295.44
  5. Step 5: Solve for x
    x = 23,563,434,295.44/168,474.96
  6. Step 6: Final answer
    x = 139,863.12

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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.