Home / 214,636.20-321,824.70-96,285.48

Finding the Fourth Proportional to 214,636.20, 321,824.70 and 96,285.48

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Solution

The fourth proportional to 214,636.20, 321,824.70 and 96,285.48 is: 144,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,636.20 : 321,824.70 = 96,285.48 : x
  2. Step 2: Convert to fraction form
    214,636.20/321,824.70 = 96,285.48/x
  3. Step 3: Cross multiply
    214,636.20x = 321,824.70 × 96,285.48
  4. Step 4: Simplify right side
    214,636.20x = 30,987,045,715.36
  5. Step 5: Solve for x
    x = 30,987,045,715.36/214,636.20
  6. Step 6: Final answer
    x = 144,370.08

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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.