Home / 234,950.70-324,232.24-127,520.75

Finding the Fourth Proportional to 234,950.70, 324,232.24 and 127,520.75

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Solution

The fourth proportional to 234,950.70, 324,232.24 and 127,520.75 is: 175,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,950.70 : 324,232.24 = 127,520.75 : x
  2. Step 2: Convert to fraction form
    234,950.70/324,232.24 = 127,520.75/x
  3. Step 3: Cross multiply
    234,950.70x = 324,232.24 × 127,520.75
  4. Step 4: Simplify right side
    234,950.70x = 41,346,338,418.98
  5. Step 5: Solve for x
    x = 41,346,338,418.98/234,950.70
  6. Step 6: Final answer
    x = 175,978.78

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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.