Home / 49,255.28-73,893.73-15,978.71

Finding the Fourth Proportional to 49,255.28, 73,893.73 and 15,978.71

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Solution

The fourth proportional to 49,255.28, 73,893.73 and 15,978.71 is: 23,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,255.28 : 73,893.73 = 15,978.71 : x
  2. Step 2: Convert to fraction form
    49,255.28/73,893.73 = 15,978.71/x
  3. Step 3: Cross multiply
    49,255.28x = 73,893.73 × 15,978.71
  4. Step 4: Simplify right side
    49,255.28x = 1,180,726,627.28
  5. Step 5: Solve for x
    x = 1,180,726,627.28/49,255.28
  6. Step 6: Final answer
    x = 23,971.57

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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.