Home / 35,990.62-49,667.26-20,075.74

Finding the Fourth Proportional to 35,990.62, 49,667.26 and 20,075.74

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Solution

The fourth proportional to 35,990.62, 49,667.26 and 20,075.74 is: 27,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.62 : 49,667.26 = 20,075.74 : x
  2. Step 2: Convert to fraction form
    35,990.62/49,667.26 = 20,075.74/x
  3. Step 3: Cross multiply
    35,990.62x = 49,667.26 × 20,075.74
  4. Step 4: Simplify right side
    35,990.62x = 997,106,998.27
  5. Step 5: Solve for x
    x = 997,106,998.27/35,990.62
  6. Step 6: Final answer
    x = 27,704.64

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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.