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Finding the Fourth Proportional to 18,249.07, 27,373.54 and 4,398.07

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Solution

The fourth proportional to 18,249.07, 27,373.54 and 4,398.07 is: 6,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.07 : 27,373.54 = 4,398.07 : x
  2. Step 2: Convert to fraction form
    18,249.07/27,373.54 = 4,398.07/x
  3. Step 3: Cross multiply
    18,249.07x = 27,373.54 × 4,398.07
  4. Step 4: Simplify right side
    18,249.07x = 120,390,745.07
  5. Step 5: Solve for x
    x = 120,390,745.07/18,249.07
  6. Step 6: Final answer
    x = 6,597.09

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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.