Home / 214,839.66-322,106.18-100,923.88

Finding the Fourth Proportional to 214,839.66, 322,106.18 and 100,923.88

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Solution

The fourth proportional to 214,839.66, 322,106.18 and 100,923.88 is: 151,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,839.66 : 322,106.18 = 100,923.88 : x
  2. Step 2: Convert to fraction form
    214,839.66/322,106.18 = 100,923.88/x
  3. Step 3: Cross multiply
    214,839.66x = 322,106.18 × 100,923.88
  4. Step 4: Simplify right side
    214,839.66x = 32,508,205,457.58
  5. Step 5: Solve for x
    x = 32,508,205,457.58/214,839.66
  6. Step 6: Final answer
    x = 151,313.80

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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.