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Finding the Fourth Proportional to 37,846.31, 52,225.84 and 20,847.22

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Solution

The fourth proportional to 37,846.31, 52,225.84 and 20,847.22 is: 28,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,846.31 : 52,225.84 = 20,847.22 : x
  2. Step 2: Convert to fraction form
    37,846.31/52,225.84 = 20,847.22/x
  3. Step 3: Cross multiply
    37,846.31x = 52,225.84 × 20,847.22
  4. Step 4: Simplify right side
    37,846.31x = 1,088,763,706.80
  5. Step 5: Solve for x
    x = 1,088,763,706.80/37,846.31
  6. Step 6: Final answer
    x = 28,768.03

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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.