Home / 37,075.78-55,620.96-13,704.04

Finding the Fourth Proportional to 37,075.78, 55,620.96 and 13,704.04

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Solution

The fourth proportional to 37,075.78, 55,620.96 and 13,704.04 is: 20,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,075.78 : 55,620.96 = 13,704.04 : x
  2. Step 2: Convert to fraction form
    37,075.78/55,620.96 = 13,704.04/x
  3. Step 3: Cross multiply
    37,075.78x = 55,620.96 × 13,704.04
  4. Step 4: Simplify right side
    37,075.78x = 762,231,860.68
  5. Step 5: Solve for x
    x = 762,231,860.68/37,075.78
  6. Step 6: Final answer
    x = 20,558.75

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1.5x scale

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.