Home / 37,099.05-51,214.42-21,180.43

Finding the Fourth Proportional to 37,099.05, 51,214.42 and 21,180.43

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Solution

The fourth proportional to 37,099.05, 51,214.42 and 21,180.43 is: 29,239.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.05 : 51,214.42 = 21,180.43 : x
  2. Step 2: Convert to fraction form
    37,099.05/51,214.42 = 21,180.43/x
  3. Step 3: Cross multiply
    37,099.05x = 51,214.42 × 21,180.43
  4. Step 4: Simplify right side
    37,099.05x = 1,084,743,181.73
  5. Step 5: Solve for x
    x = 1,084,743,181.73/37,099.05
  6. Step 6: Final answer
    x = 29,239.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.