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Finding the Fourth Proportional to 19,633, 27,093.33 and 11,675.05

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Solution

The fourth proportional to 19,633, 27,093.33 and 11,675.05 is: 16,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633 : 27,093.33 = 11,675.05 : x
  2. Step 2: Convert to fraction form
    19,633/27,093.33 = 11,675.05/x
  3. Step 3: Cross multiply
    19,633x = 27,093.33 × 11,675.05
  4. Step 4: Simplify right side
    19,633x = 316,315,982.42
  5. Step 5: Solve for x
    x = 316,315,982.42/19,633
  6. Step 6: Final answer
    x = 16,111.44

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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.