Home / 50,004.72-74,973.60-20,414.52

Finding the Fourth Proportional to 50,004.72, 74,973.60 and 20,414.52

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Solution

The fourth proportional to 50,004.72, 74,973.60 and 20,414.52 is: 30,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,004.72 : 74,973.60 = 20,414.52 : x
  2. Step 2: Convert to fraction form
    50,004.72/74,973.60 = 20,414.52/x
  3. Step 3: Cross multiply
    50,004.72x = 74,973.60 × 20,414.52
  4. Step 4: Simplify right side
    50,004.72x = 1,530,550,056.67
  5. Step 5: Solve for x
    x = 1,530,550,056.67/50,004.72
  6. Step 6: Final answer
    x = 30,608.11

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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.