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Finding the Fourth Proportional to 36,508.59, 50,381.85 and 19,741.59

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Solution

The fourth proportional to 36,508.59, 50,381.85 and 19,741.59 is: 27,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,508.59 : 50,381.85 = 19,741.59 : x
  2. Step 2: Convert to fraction form
    36,508.59/50,381.85 = 19,741.59/x
  3. Step 3: Cross multiply
    36,508.59x = 50,381.85 × 19,741.59
  4. Step 4: Simplify right side
    36,508.59x = 994,617,826.14
  5. Step 5: Solve for x
    x = 994,617,826.14/36,508.59
  6. Step 6: Final answer
    x = 27,243.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.