Home / 50,020.20-69,343.56-47,356.92

Finding the Fourth Proportional to 50,020.20, 69,343.56 and 47,356.92

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Solution

The fourth proportional to 50,020.20, 69,343.56 and 47,356.92 is: 65,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,020.20 : 69,343.56 = 47,356.92 : x
  2. Step 2: Convert to fraction form
    50,020.20/69,343.56 = 47,356.92/x
  3. Step 3: Cross multiply
    50,020.20x = 69,343.56 × 47,356.92
  4. Step 4: Simplify right side
    50,020.20x = 3,283,897,423.44
  5. Step 5: Solve for x
    x = 3,283,897,423.44/50,020.20
  6. Step 6: Final answer
    x = 65,651.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.