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Finding the Fourth Proportional to 234,336, 351,563.94 and 68,124

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Solution

The fourth proportional to 234,336, 351,563.94 and 68,124 is: 102,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,336 : 351,563.94 = 68,124 : x
  2. Step 2: Convert to fraction form
    234,336/351,563.94 = 68,124/x
  3. Step 3: Cross multiply
    234,336x = 351,563.94 × 68,124
  4. Step 4: Simplify right side
    234,336x = 23,949,941,848.56
  5. Step 5: Solve for x
    x = 23,949,941,848.56/234,336
  6. Step 6: Final answer
    x = 102,203.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.