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Finding the Fourth Proportional to 50,348.70, 75,581.40 and 27,020.70

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Solution

The fourth proportional to 50,348.70, 75,581.40 and 27,020.70 is: 40,562.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348.70 : 75,581.40 = 27,020.70 : x
  2. Step 2: Convert to fraction form
    50,348.70/75,581.40 = 27,020.70/x
  3. Step 3: Cross multiply
    50,348.70x = 75,581.40 × 27,020.70
  4. Step 4: Simplify right side
    50,348.70x = 2,042,262,334.98
  5. Step 5: Solve for x
    x = 2,042,262,334.98/50,348.70
  6. Step 6: Final answer
    x = 40,562.36

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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.