Home / 106,286.76-159,439.32-27,400.32

Finding the Fourth Proportional to 106,286.76, 159,439.32 and 27,400.32

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Solution

The fourth proportional to 106,286.76, 159,439.32 and 27,400.32 is: 41,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,286.76 : 159,439.32 = 27,400.32 : x
  2. Step 2: Convert to fraction form
    106,286.76/159,439.32 = 27,400.32/x
  3. Step 3: Cross multiply
    106,286.76x = 159,439.32 × 27,400.32
  4. Step 4: Simplify right side
    106,286.76x = 4,368,688,388.58
  5. Step 5: Solve for x
    x = 4,368,688,388.58/106,286.76
  6. Step 6: Final answer
    x = 41,102.85

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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.