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Finding the Fourth Proportional to 37,247.80, 55,874.40 and 22,424.80

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Solution

The fourth proportional to 37,247.80, 55,874.40 and 22,424.80 is: 33,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.80 : 55,874.40 = 22,424.80 : x
  2. Step 2: Convert to fraction form
    37,247.80/55,874.40 = 22,424.80/x
  3. Step 3: Cross multiply
    37,247.80x = 55,874.40 × 22,424.80
  4. Step 4: Simplify right side
    37,247.80x = 1,252,972,245.12
  5. Step 5: Solve for x
    x = 1,252,972,245.12/37,247.80
  6. Step 6: Final answer
    x = 33,638.83

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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.