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Finding the Fourth Proportional to 18,394.26, 27,567.15 and 7,294.89

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Solution

The fourth proportional to 18,394.26, 27,567.15 and 7,294.89 is: 10,932.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.26 : 27,567.15 = 7,294.89 : x
  2. Step 2: Convert to fraction form
    18,394.26/27,567.15 = 7,294.89/x
  3. Step 3: Cross multiply
    18,394.26x = 27,567.15 × 7,294.89
  4. Step 4: Simplify right side
    18,394.26x = 201,099,326.86
  5. Step 5: Solve for x
    x = 201,099,326.86/18,394.26
  6. Step 6: Final answer
    x = 10,932.72

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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.