Home / 270,107.76-372,729.24-149,247.60

Finding the Fourth Proportional to 270,107.76, 372,729.24 and 149,247.60

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Solution

The fourth proportional to 270,107.76, 372,729.24 and 149,247.60 is: 205,950.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,107.76 : 372,729.24 = 149,247.60 : x
  2. Step 2: Convert to fraction form
    270,107.76/372,729.24 = 149,247.60/x
  3. Step 3: Cross multiply
    270,107.76x = 372,729.24 × 149,247.60
  4. Step 4: Simplify right side
    270,107.76x = 55,628,944,519.82
  5. Step 5: Solve for x
    x = 55,628,944,519.82/270,107.76
  6. Step 6: Final answer
    x = 205,950.93

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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.