Home / 214,454.33-321,696.48-88,100.95

Finding the Fourth Proportional to 214,454.33, 321,696.48 and 88,100.95

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Solution

The fourth proportional to 214,454.33, 321,696.48 and 88,100.95 is: 132,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,454.33 : 321,696.48 = 88,100.95 : x
  2. Step 2: Convert to fraction form
    214,454.33/321,696.48 = 88,100.95/x
  3. Step 3: Cross multiply
    214,454.33x = 321,696.48 × 88,100.95
  4. Step 4: Simplify right side
    214,454.33x = 28,341,763,891.17
  5. Step 5: Solve for x
    x = 28,341,763,891.17/214,454.33
  6. Step 6: Final answer
    x = 132,157.57

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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.