Home / 214,086.24-321,328.62-108,983.88

Finding the Fourth Proportional to 214,086.24, 321,328.62 and 108,983.88

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Solution

The fourth proportional to 214,086.24, 321,328.62 and 108,983.88 is: 163,577.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,086.24 : 321,328.62 = 108,983.88 : x
  2. Step 2: Convert to fraction form
    214,086.24/321,328.62 = 108,983.88/x
  3. Step 3: Cross multiply
    214,086.24x = 321,328.62 × 108,983.88
  4. Step 4: Simplify right side
    214,086.24x = 35,019,639,762.65
  5. Step 5: Solve for x
    x = 35,019,639,762.65/214,086.24
  6. Step 6: Final answer
    x = 163,577.26

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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.