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Finding the Fourth Proportional to 11,953.56, 17,932.59 and 3,634.32

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Solution

The fourth proportional to 11,953.56, 17,932.59 and 3,634.32 is: 5,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.56 : 17,932.59 = 3,634.32 : x
  2. Step 2: Convert to fraction form
    11,953.56/17,932.59 = 3,634.32/x
  3. Step 3: Cross multiply
    11,953.56x = 17,932.59 × 3,634.32
  4. Step 4: Simplify right side
    11,953.56x = 65,172,770.49
  5. Step 5: Solve for x
    x = 65,172,770.49/11,953.56
  6. Step 6: Final answer
    x = 5,452.16

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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.