Home / 214,600.03-321,970.29-88,299.77

Finding the Fourth Proportional to 214,600.03, 321,970.29 and 88,299.77

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Solution

The fourth proportional to 214,600.03, 321,970.29 and 88,299.77 is: 132,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,600.03 : 321,970.29 = 88,299.77 : x
  2. Step 2: Convert to fraction form
    214,600.03/321,970.29 = 88,299.77/x
  3. Step 3: Cross multiply
    214,600.03x = 321,970.29 × 88,299.77
  4. Step 4: Simplify right side
    214,600.03x = 28,429,902,920.63
  5. Step 5: Solve for x
    x = 28,429,902,920.63/214,600.03
  6. Step 6: Final answer
    x = 132,478.56

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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.