Home / 74,556.33-102,771.02-50,641.49

Finding the Fourth Proportional to 74,556.33, 102,771.02 and 50,641.49

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Solution

The fourth proportional to 74,556.33, 102,771.02 and 50,641.49 is: 69,805.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,556.33 : 102,771.02 = 50,641.49 : x
  2. Step 2: Convert to fraction form
    74,556.33/102,771.02 = 50,641.49/x
  3. Step 3: Cross multiply
    74,556.33x = 102,771.02 × 50,641.49
  4. Step 4: Simplify right side
    74,556.33x = 5,204,476,814.56
  5. Step 5: Solve for x
    x = 5,204,476,814.56/74,556.33
  6. Step 6: Final answer
    x = 69,805.97

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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.