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Finding the Fourth Proportional to 14,393.26, 21,584.22 and 6,995.53

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Solution

The fourth proportional to 14,393.26, 21,584.22 and 6,995.53 is: 10,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.26 : 21,584.22 = 6,995.53 : x
  2. Step 2: Convert to fraction form
    14,393.26/21,584.22 = 6,995.53/x
  3. Step 3: Cross multiply
    14,393.26x = 21,584.22 × 6,995.53
  4. Step 4: Simplify right side
    14,393.26x = 150,993,058.54
  5. Step 5: Solve for x
    x = 150,993,058.54/14,393.26
  6. Step 6: Final answer
    x = 10,490.54

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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.