Home / 49,650.60-74,431.62-18,464.52

Finding the Fourth Proportional to 49,650.60, 74,431.62 and 18,464.52

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Solution

The fourth proportional to 49,650.60, 74,431.62 and 18,464.52 is: 27,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,650.60 : 74,431.62 = 18,464.52 : x
  2. Step 2: Convert to fraction form
    49,650.60/74,431.62 = 18,464.52/x
  3. Step 3: Cross multiply
    49,650.60x = 74,431.62 × 18,464.52
  4. Step 4: Simplify right side
    49,650.60x = 1,374,344,136.12
  5. Step 5: Solve for x
    x = 1,374,344,136.12/49,650.60
  6. Step 6: Final answer
    x = 27,680.31

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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.