Home / 83,544.94-125,329.83-30,249.37

Finding the Fourth Proportional to 83,544.94, 125,329.83 and 30,249.37

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Solution

The fourth proportional to 83,544.94, 125,329.83 and 30,249.37 is: 45,378.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,544.94 : 125,329.83 = 30,249.37 : x
  2. Step 2: Convert to fraction form
    83,544.94/125,329.83 = 30,249.37/x
  3. Step 3: Cross multiply
    83,544.94x = 125,329.83 × 30,249.37
  4. Step 4: Simplify right side
    83,544.94x = 3,791,148,399.71
  5. Step 5: Solve for x
    x = 3,791,148,399.71/83,544.94
  6. Step 6: Final answer
    x = 45,378.55

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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.