Home / 49,662.75-74,540.94-18,103.32

Finding the Fourth Proportional to 49,662.75, 74,540.94 and 18,103.32

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Solution

The fourth proportional to 49,662.75, 74,540.94 and 18,103.32 is: 27,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,662.75 : 74,540.94 = 18,103.32 : x
  2. Step 2: Convert to fraction form
    49,662.75/74,540.94 = 18,103.32/x
  3. Step 3: Cross multiply
    49,662.75x = 74,540.94 × 18,103.32
  4. Step 4: Simplify right side
    49,662.75x = 1,349,438,117.22
  5. Step 5: Solve for x
    x = 1,349,438,117.22/49,662.75
  6. Step 6: Final answer
    x = 27,172.04

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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.