Home / 234,173.09-323,166.70-143,511.54

Finding the Fourth Proportional to 234,173.09, 323,166.70 and 143,511.54

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Solution

The fourth proportional to 234,173.09, 323,166.70 and 143,511.54 is: 198,050.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,173.09 : 323,166.70 = 143,511.54 : x
  2. Step 2: Convert to fraction form
    234,173.09/323,166.70 = 143,511.54/x
  3. Step 3: Cross multiply
    234,173.09x = 323,166.70 × 143,511.54
  4. Step 4: Simplify right side
    234,173.09x = 46,378,150,793.72
  5. Step 5: Solve for x
    x = 46,378,150,793.72/234,173.09
  6. Step 6: Final answer
    x = 198,050.73

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1.5x scale

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.