Home / 214,065.99-321,298.25-108,963.63

Finding the Fourth Proportional to 214,065.99, 321,298.25 and 108,963.63

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Solution

The fourth proportional to 214,065.99, 321,298.25 and 108,963.63 is: 163,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,065.99 : 321,298.25 = 108,963.63 : x
  2. Step 2: Convert to fraction form
    214,065.99/321,298.25 = 108,963.63/x
  3. Step 3: Cross multiply
    214,065.99x = 321,298.25 × 108,963.63
  4. Step 4: Simplify right side
    214,065.99x = 35,009,823,087.83
  5. Step 5: Solve for x
    x = 35,009,823,087.83/214,065.99
  6. Step 6: Final answer
    x = 163,546.87

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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.