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Finding the Fourth Proportional to 46,229.44, 69,351.44 and 19,941.60

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Solution

The fourth proportional to 46,229.44, 69,351.44 and 19,941.60 is: 29,915.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,229.44 : 69,351.44 = 19,941.60 : x
  2. Step 2: Convert to fraction form
    46,229.44/69,351.44 = 19,941.60/x
  3. Step 3: Cross multiply
    46,229.44x = 69,351.44 × 19,941.60
  4. Step 4: Simplify right side
    46,229.44x = 1,382,978,675.90
  5. Step 5: Solve for x
    x = 1,382,978,675.90/46,229.44
  6. Step 6: Final answer
    x = 29,915.54

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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.