Home / 96,819.82-133,625.79-69,685.63

Finding the Fourth Proportional to 96,819.82, 133,625.79 and 69,685.63

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Solution

The fourth proportional to 96,819.82, 133,625.79 and 69,685.63 is: 96,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,819.82 : 133,625.79 = 69,685.63 : x
  2. Step 2: Convert to fraction form
    96,819.82/133,625.79 = 69,685.63/x
  3. Step 3: Cross multiply
    96,819.82x = 133,625.79 × 69,685.63
  4. Step 4: Simplify right side
    96,819.82x = 9,311,797,193.37
  5. Step 5: Solve for x
    x = 9,311,797,193.37/96,819.82
  6. Step 6: Final answer
    x = 96,176.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.