Home / 49,181.31-73,771.29-14,120.97

Finding the Fourth Proportional to 49,181.31, 73,771.29 and 14,120.97

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Solution

The fourth proportional to 49,181.31, 73,771.29 and 14,120.97 is: 21,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,181.31 : 73,771.29 = 14,120.97 : x
  2. Step 2: Convert to fraction form
    49,181.31/73,771.29 = 14,120.97/x
  3. Step 3: Cross multiply
    49,181.31x = 73,771.29 × 14,120.97
  4. Step 4: Simplify right side
    49,181.31x = 1,041,722,172.95
  5. Step 5: Solve for x
    x = 1,041,722,172.95/49,181.31
  6. Step 6: Final answer
    x = 21,181.26

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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.