Home / 37,180.81-51,317.99-21,274.03

Finding the Fourth Proportional to 37,180.81, 51,317.99 and 21,274.03

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Solution

The fourth proportional to 37,180.81, 51,317.99 and 21,274.03 is: 29,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,180.81 : 51,317.99 = 21,274.03 : x
  2. Step 2: Convert to fraction form
    37,180.81/51,317.99 = 21,274.03/x
  3. Step 3: Cross multiply
    37,180.81x = 51,317.99 × 21,274.03
  4. Step 4: Simplify right side
    37,180.81x = 1,091,740,458.80
  5. Step 5: Solve for x
    x = 1,091,740,458.80/37,180.81
  6. Step 6: Final answer
    x = 29,363.01

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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.