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Finding the Fourth Proportional to 234,335, 351,562.44 and 68,123

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Solution

The fourth proportional to 234,335, 351,562.44 and 68,123 is: 102,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,335 : 351,562.44 = 68,123 : x
  2. Step 2: Convert to fraction form
    234,335/351,562.44 = 68,123/x
  3. Step 3: Cross multiply
    234,335x = 351,562.44 × 68,123
  4. Step 4: Simplify right side
    234,335x = 23,949,488,100.12
  5. Step 5: Solve for x
    x = 23,949,488,100.12/234,335
  6. Step 6: Final answer
    x = 102,201.93

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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.