Home / 106,015.22-159,022.83-39,453.62

Finding the Fourth Proportional to 106,015.22, 159,022.83 and 39,453.62

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Solution

The fourth proportional to 106,015.22, 159,022.83 and 39,453.62 is: 59,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,015.22 : 159,022.83 = 39,453.62 : x
  2. Step 2: Convert to fraction form
    106,015.22/159,022.83 = 39,453.62/x
  3. Step 3: Cross multiply
    106,015.22x = 159,022.83 × 39,453.62
  4. Step 4: Simplify right side
    106,015.22x = 6,274,026,306.14
  5. Step 5: Solve for x
    x = 6,274,026,306.14/106,015.22
  6. Step 6: Final answer
    x = 59,180.43

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1.5x scale

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.