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Finding the Fourth Proportional to 37,847.44, 52,231.80 and 21,080.44

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Solution

The fourth proportional to 37,847.44, 52,231.80 and 21,080.44 is: 29,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847.44 : 52,231.80 = 21,080.44 : x
  2. Step 2: Convert to fraction form
    37,847.44/52,231.80 = 21,080.44/x
  3. Step 3: Cross multiply
    37,847.44x = 52,231.80 × 21,080.44
  4. Step 4: Simplify right side
    37,847.44x = 1,101,069,325.99
  5. Step 5: Solve for x
    x = 1,101,069,325.99/37,847.44
  6. Step 6: Final answer
    x = 29,092.31

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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.