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Finding the Fourth Proportional to 50,372.99, 69,072.67 and 49,060.79

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Solution

The fourth proportional to 50,372.99, 69,072.67 and 49,060.79 is: 67,273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,372.99 : 69,072.67 = 49,060.79 : x
  2. Step 2: Convert to fraction form
    50,372.99/69,072.67 = 49,060.79/x
  3. Step 3: Cross multiply
    50,372.99x = 69,072.67 × 49,060.79
  4. Step 4: Simplify right side
    50,372.99x = 3,388,759,807.64
  5. Step 5: Solve for x
    x = 3,388,759,807.64/50,372.99
  6. Step 6: Final answer
    x = 67,273.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.