Home / 68,597.82-102,481.07-43,436.39

Finding the Fourth Proportional to 68,597.82, 102,481.07 and 43,436.39

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Solution

The fourth proportional to 68,597.82, 102,481.07 and 43,436.39 is: 64,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,597.82 : 102,481.07 = 43,436.39 : x
  2. Step 2: Convert to fraction form
    68,597.82/102,481.07 = 43,436.39/x
  3. Step 3: Cross multiply
    68,597.82x = 102,481.07 × 43,436.39
  4. Step 4: Simplify right side
    68,597.82x = 4,451,406,994.55
  5. Step 5: Solve for x
    x = 4,451,406,994.55/68,597.82
  6. Step 6: Final answer
    x = 64,891.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.