Home / 106,100.73-159,147.32-27,215.73

Finding the Fourth Proportional to 106,100.73, 159,147.32 and 27,215.73

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Solution

The fourth proportional to 106,100.73, 159,147.32 and 27,215.73 is: 40,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,100.73 : 159,147.32 = 27,215.73 : x
  2. Step 2: Convert to fraction form
    106,100.73/159,147.32 = 27,215.73/x
  3. Step 3: Cross multiply
    106,100.73x = 159,147.32 × 27,215.73
  4. Step 4: Simplify right side
    106,100.73x = 4,331,310,355.26
  5. Step 5: Solve for x
    x = 4,331,310,355.26/106,100.73
  6. Step 6: Final answer
    x = 40,822.63

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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.