Home / 214,441.35-321,558.12-64,653.72

Finding the Fourth Proportional to 214,441.35, 321,558.12 and 64,653.72

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Solution

The fourth proportional to 214,441.35, 321,558.12 and 64,653.72 is: 96,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,441.35 : 321,558.12 = 64,653.72 : x
  2. Step 2: Convert to fraction form
    214,441.35/321,558.12 = 64,653.72/x
  3. Step 3: Cross multiply
    214,441.35x = 321,558.12 × 64,653.72
  4. Step 4: Simplify right side
    214,441.35x = 20,789,928,654.21
  5. Step 5: Solve for x
    x = 20,789,928,654.21/214,441.35
  6. Step 6: Final answer
    x = 96,949.25

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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.