Home / 36,075.99-49,784.72-20,160.44

Finding the Fourth Proportional to 36,075.99, 49,784.72 and 20,160.44

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Solution

The fourth proportional to 36,075.99, 49,784.72 and 20,160.44 is: 27,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.99 : 49,784.72 = 20,160.44 : x
  2. Step 2: Convert to fraction form
    36,075.99/49,784.72 = 20,160.44/x
  3. Step 3: Cross multiply
    36,075.99x = 49,784.72 × 20,160.44
  4. Step 4: Simplify right side
    36,075.99x = 1,003,681,611.55
  5. Step 5: Solve for x
    x = 1,003,681,611.55/36,075.99
  6. Step 6: Final answer
    x = 27,821.32

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1.5x scale

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.