Home / 68,371.03-102,556.50-35,072.56

Finding the Fourth Proportional to 68,371.03, 102,556.50 and 35,072.56

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Solution

The fourth proportional to 68,371.03, 102,556.50 and 35,072.56 is: 52,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,371.03 : 102,556.50 = 35,072.56 : x
  2. Step 2: Convert to fraction form
    68,371.03/102,556.50 = 35,072.56/x
  3. Step 3: Cross multiply
    68,371.03x = 102,556.50 × 35,072.56
  4. Step 4: Simplify right side
    68,371.03x = 3,596,918,999.64
  5. Step 5: Solve for x
    x = 3,596,918,999.64/68,371.03
  6. Step 6: Final answer
    x = 52,608.82

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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.