Home / 75,524.68-104,212.38-43,696.54

Finding the Fourth Proportional to 75,524.68, 104,212.38 and 43,696.54

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Solution

The fourth proportional to 75,524.68, 104,212.38 and 43,696.54 is: 60,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,524.68 : 104,212.38 = 43,696.54 : x
  2. Step 2: Convert to fraction form
    75,524.68/104,212.38 = 43,696.54/x
  3. Step 3: Cross multiply
    75,524.68x = 104,212.38 × 43,696.54
  4. Step 4: Simplify right side
    75,524.68x = 4,553,720,431.17
  5. Step 5: Solve for x
    x = 4,553,720,431.17/75,524.68
  6. Step 6: Final answer
    x = 60,294.47

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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.