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Finding the Fourth Proportional to 36,168.44, 49,907.95 and 20,250.32

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Solution

The fourth proportional to 36,168.44, 49,907.95 and 20,250.32 is: 27,942.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,168.44 : 49,907.95 = 20,250.32 : x
  2. Step 2: Convert to fraction form
    36,168.44/49,907.95 = 20,250.32/x
  3. Step 3: Cross multiply
    36,168.44x = 49,907.95 × 20,250.32
  4. Step 4: Simplify right side
    36,168.44x = 1,010,651,657.88
  5. Step 5: Solve for x
    x = 1,010,651,657.88/36,168.44
  6. Step 6: Final answer
    x = 27,942.92

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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.