Home / 36,993.05-51,045.32-21,074.43

Finding the Fourth Proportional to 36,993.05, 51,045.32 and 21,074.43

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Solution

The fourth proportional to 36,993.05, 51,045.32 and 21,074.43 is: 29,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993.05 : 51,045.32 = 21,074.43 : x
  2. Step 2: Convert to fraction form
    36,993.05/51,045.32 = 21,074.43/x
  3. Step 3: Cross multiply
    36,993.05x = 51,045.32 × 21,074.43
  4. Step 4: Simplify right side
    36,993.05x = 1,075,750,917.80
  5. Step 5: Solve for x
    x = 1,075,750,917.80/36,993.05
  6. Step 6: Final answer
    x = 29,079.82

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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.