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Finding the Fourth Proportional to 50,654.70, 75,872.70 and 41,906.70

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Solution

The fourth proportional to 50,654.70, 75,872.70 and 41,906.70 is: 62,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,654.70 : 75,872.70 = 41,906.70 : x
  2. Step 2: Convert to fraction form
    50,654.70/75,872.70 = 41,906.70/x
  3. Step 3: Cross multiply
    50,654.70x = 75,872.70 × 41,906.70
  4. Step 4: Simplify right side
    50,654.70x = 3,179,574,477.09
  5. Step 5: Solve for x
    x = 3,179,574,477.09/50,654.70
  6. Step 6: Final answer
    x = 62,769.58

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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.