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Finding the Fourth Proportional to 234,205.93, 351,318.62 and 67,993.93

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Solution

The fourth proportional to 234,205.93, 351,318.62 and 67,993.93 is: 101,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,205.93 : 351,318.62 = 67,993.93 : x
  2. Step 2: Convert to fraction form
    234,205.93/351,318.62 = 67,993.93/x
  3. Step 3: Cross multiply
    234,205.93x = 351,318.62 × 67,993.93
  4. Step 4: Simplify right side
    234,205.93x = 23,887,533,316.01
  5. Step 5: Solve for x
    x = 23,887,533,316.01/234,205.93
  6. Step 6: Final answer
    x = 101,993.72

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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.