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Finding the Fourth Proportional to 27,595, 38,081.10 and 15,019.84

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Solution

The fourth proportional to 27,595, 38,081.10 and 15,019.84 is: 20,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595 : 38,081.10 = 15,019.84 : x
  2. Step 2: Convert to fraction form
    27,595/38,081.10 = 15,019.84/x
  3. Step 3: Cross multiply
    27,595x = 38,081.10 × 15,019.84
  4. Step 4: Simplify right side
    27,595x = 571,972,029.02
  5. Step 5: Solve for x
    x = 571,972,029.02/27,595
  6. Step 6: Final answer
    x = 20,727.38

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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.