Home / 49,837.72-74,768.58-18,673.24

Finding the Fourth Proportional to 49,837.72, 74,768.58 and 18,673.24

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Solution

The fourth proportional to 49,837.72, 74,768.58 and 18,673.24 is: 28,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,837.72 : 74,768.58 = 18,673.24 : x
  2. Step 2: Convert to fraction form
    49,837.72/74,768.58 = 18,673.24/x
  3. Step 3: Cross multiply
    49,837.72x = 74,768.58 × 18,673.24
  4. Step 4: Simplify right side
    49,837.72x = 1,396,171,638.80
  5. Step 5: Solve for x
    x = 1,396,171,638.80/49,837.72
  6. Step 6: Final answer
    x = 28,014.36

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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.