Home / 214,150.44-321,011.76-143,132.88

Finding the Fourth Proportional to 214,150.44, 321,011.76 and 143,132.88

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Solution

The fourth proportional to 214,150.44, 321,011.76 and 143,132.88 is: 214,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,150.44 : 321,011.76 = 143,132.88 : x
  2. Step 2: Convert to fraction form
    214,150.44/321,011.76 = 143,132.88/x
  3. Step 3: Cross multiply
    214,150.44x = 321,011.76 × 143,132.88
  4. Step 4: Simplify right side
    214,150.44x = 45,947,337,722.67
  5. Step 5: Solve for x
    x = 45,947,337,722.67/214,150.44
  6. Step 6: Final answer
    x = 214,556.35

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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.