Home / 36,981.03-51,033.82-21,074.71

Finding the Fourth Proportional to 36,981.03, 51,033.82 and 21,074.71

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Solution

The fourth proportional to 36,981.03, 51,033.82 and 21,074.71 is: 29,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981.03 : 51,033.82 = 21,074.71 : x
  2. Step 2: Convert to fraction form
    36,981.03/51,033.82 = 21,074.71/x
  3. Step 3: Cross multiply
    36,981.03x = 51,033.82 × 21,074.71
  4. Step 4: Simplify right side
    36,981.03x = 1,075,522,956.69
  5. Step 5: Solve for x
    x = 1,075,522,956.69/36,981.03
  6. Step 6: Final answer
    x = 29,083.10

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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.