Home / 50,125.20-75,105.77-30,343.80

Finding the Fourth Proportional to 50,125.20, 75,105.77 and 30,343.80

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Solution

The fourth proportional to 50,125.20, 75,105.77 and 30,343.80 is: 45,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,125.20 : 75,105.77 = 30,343.80 : x
  2. Step 2: Convert to fraction form
    50,125.20/75,105.77 = 30,343.80/x
  3. Step 3: Cross multiply
    50,125.20x = 75,105.77 × 30,343.80
  4. Step 4: Simplify right side
    50,125.20x = 2,278,994,312.01
  5. Step 5: Solve for x
    x = 2,278,994,312.01/50,125.20
  6. Step 6: Final answer
    x = 45,466.04

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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.