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Finding the Fourth Proportional to 41,893.56, 62,838.70 and 14,191.56

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Solution

The fourth proportional to 41,893.56, 62,838.70 and 14,191.56 is: 21,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,893.56 : 62,838.70 = 14,191.56 : x
  2. Step 2: Convert to fraction form
    41,893.56/62,838.70 = 14,191.56/x
  3. Step 3: Cross multiply
    41,893.56x = 62,838.70 × 14,191.56
  4. Step 4: Simplify right side
    41,893.56x = 891,779,181.37
  5. Step 5: Solve for x
    x = 891,779,181.37/41,893.56
  6. Step 6: Final answer
    x = 21,286.78

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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.