Home / 199,004.97-274,620.44-108,360.20

Finding the Fourth Proportional to 199,004.97, 274,620.44 and 108,360.20

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Solution

The fourth proportional to 199,004.97, 274,620.44 and 108,360.20 is: 149,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,004.97 : 274,620.44 = 108,360.20 : x
  2. Step 2: Convert to fraction form
    199,004.97/274,620.44 = 108,360.20/x
  3. Step 3: Cross multiply
    199,004.97x = 274,620.44 × 108,360.20
  4. Step 4: Simplify right side
    199,004.97x = 29,757,925,802.49
  5. Step 5: Solve for x
    x = 29,757,925,802.49/199,004.97
  6. Step 6: Final answer
    x = 149,533.58

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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.