Home / 44,311.80-66,467.70-20,983.80

Finding the Fourth Proportional to 44,311.80, 66,467.70 and 20,983.80

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Solution

The fourth proportional to 44,311.80, 66,467.70 and 20,983.80 is: 31,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,311.80 : 66,467.70 = 20,983.80 : x
  2. Step 2: Convert to fraction form
    44,311.80/66,467.70 = 20,983.80/x
  3. Step 3: Cross multiply
    44,311.80x = 66,467.70 × 20,983.80
  4. Step 4: Simplify right side
    44,311.80x = 1,394,744,923.26
  5. Step 5: Solve for x
    x = 1,394,744,923.26/44,311.80
  6. Step 6: Final answer
    x = 31,475.70

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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.