Home / 324,741.42-487,172.61-114,512.94

Finding the Fourth Proportional to 324,741.42, 487,172.61 and 114,512.94

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Solution

The fourth proportional to 324,741.42, 487,172.61 and 114,512.94 is: 171,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,741.42 : 487,172.61 = 114,512.94 : x
  2. Step 2: Convert to fraction form
    324,741.42/487,172.61 = 114,512.94/x
  3. Step 3: Cross multiply
    324,741.42x = 487,172.61 × 114,512.94
  4. Step 4: Simplify right side
    324,741.42x = 55,787,567,858.57
  5. Step 5: Solve for x
    x = 55,787,567,858.57/324,741.42
  6. Step 6: Final answer
    x = 171,790.74

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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.