Home / 214,525.36-321,789.97-54,601.46

Finding the Fourth Proportional to 214,525.36, 321,789.97 and 54,601.46

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Solution

The fourth proportional to 214,525.36, 321,789.97 and 54,601.46 is: 81,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,525.36 : 321,789.97 = 54,601.46 : x
  2. Step 2: Convert to fraction form
    214,525.36/321,789.97 = 54,601.46/x
  3. Step 3: Cross multiply
    214,525.36x = 321,789.97 × 54,601.46
  4. Step 4: Simplify right side
    214,525.36x = 17,570,203,454.25
  5. Step 5: Solve for x
    x = 17,570,203,454.25/214,525.36
  6. Step 6: Final answer
    x = 81,902.69

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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.