Home / 214,239.24-321,386.82-79,284.96

Finding the Fourth Proportional to 214,239.24, 321,386.82 and 79,284.96

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Solution

The fourth proportional to 214,239.24, 321,386.82 and 79,284.96 is: 118,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,239.24 : 321,386.82 = 79,284.96 : x
  2. Step 2: Convert to fraction form
    214,239.24/321,386.82 = 79,284.96/x
  3. Step 3: Cross multiply
    214,239.24x = 321,386.82 × 79,284.96
  4. Step 4: Simplify right side
    214,239.24x = 25,481,141,168.23
  5. Step 5: Solve for x
    x = 25,481,141,168.23/214,239.24
  6. Step 6: Final answer
    x = 118,937.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.