Home / 307,584.98-461,401.63-82,942.03

Finding the Fourth Proportional to 307,584.98, 461,401.63 and 82,942.03

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Solution

The fourth proportional to 307,584.98, 461,401.63 and 82,942.03 is: 124,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,584.98 : 461,401.63 = 82,942.03 : x
  2. Step 2: Convert to fraction form
    307,584.98/461,401.63 = 82,942.03/x
  3. Step 3: Cross multiply
    307,584.98x = 461,401.63 × 82,942.03
  4. Step 4: Simplify right side
    307,584.98x = 38,269,587,837.51
  5. Step 5: Solve for x
    x = 38,269,587,837.51/307,584.98
  6. Step 6: Final answer
    x = 124,419.56

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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.