Home / 79,325.81-109,487.99-50,982.29

Finding the Fourth Proportional to 79,325.81, 109,487.99 and 50,982.29

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Solution

The fourth proportional to 79,325.81, 109,487.99 and 50,982.29 is: 70,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,325.81 : 109,487.99 = 50,982.29 : x
  2. Step 2: Convert to fraction form
    79,325.81/109,487.99 = 50,982.29/x
  3. Step 3: Cross multiply
    79,325.81x = 109,487.99 × 50,982.29
  4. Step 4: Simplify right side
    79,325.81x = 5,581,948,448.29
  5. Step 5: Solve for x
    x = 5,581,948,448.29/79,325.81
  6. Step 6: Final answer
    x = 70,367.37

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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.