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Finding the Fourth Proportional to 25,832.75, 38,749.49 and 7,364.75

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Solution

The fourth proportional to 25,832.75, 38,749.49 and 7,364.75 is: 11,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,832.75 : 38,749.49 = 7,364.75 : x
  2. Step 2: Convert to fraction form
    25,832.75/38,749.49 = 7,364.75/x
  3. Step 3: Cross multiply
    25,832.75x = 38,749.49 × 7,364.75
  4. Step 4: Simplify right side
    25,832.75x = 285,380,269.65
  5. Step 5: Solve for x
    x = 285,380,269.65/25,832.75
  6. Step 6: Final answer
    x = 11,047.23

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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.