Home / 76,579.68-114,869.49-23,993.25

Finding the Fourth Proportional to 76,579.68, 114,869.49 and 23,993.25

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Solution

The fourth proportional to 76,579.68, 114,869.49 and 23,993.25 is: 35,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,579.68 : 114,869.49 = 23,993.25 : x
  2. Step 2: Convert to fraction form
    76,579.68/114,869.49 = 23,993.25/x
  3. Step 3: Cross multiply
    76,579.68x = 114,869.49 × 23,993.25
  4. Step 4: Simplify right side
    76,579.68x = 2,756,092,390.94
  5. Step 5: Solve for x
    x = 2,756,092,390.94/76,579.68
  6. Step 6: Final answer
    x = 35,989.87

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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.