Home / 44,400.40-66,730.20-43,622.80

Finding the Fourth Proportional to 44,400.40, 66,730.20 and 43,622.80

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Solution

The fourth proportional to 44,400.40, 66,730.20 and 43,622.80 is: 65,561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,400.40 : 66,730.20 = 43,622.80 : x
  2. Step 2: Convert to fraction form
    44,400.40/66,730.20 = 43,622.80/x
  3. Step 3: Cross multiply
    44,400.40x = 66,730.20 × 43,622.80
  4. Step 4: Simplify right side
    44,400.40x = 2,910,958,168.56
  5. Step 5: Solve for x
    x = 2,910,958,168.56/44,400.40
  6. Step 6: Final answer
    x = 65,561.53

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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.