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Finding the Fourth Proportional to 9,111.69, 13,667.53 and 7,034.73

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Solution

The fourth proportional to 9,111.69, 13,667.53 and 7,034.73 is: 10,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.69 : 13,667.53 = 7,034.73 : x
  2. Step 2: Convert to fraction form
    9,111.69/13,667.53 = 7,034.73/x
  3. Step 3: Cross multiply
    9,111.69x = 13,667.53 × 7,034.73
  4. Step 4: Simplify right side
    9,111.69x = 96,147,314.98
  5. Step 5: Solve for x
    x = 96,147,314.98/9,111.69
  6. Step 6: Final answer
    x = 10,552.09

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Similar ratio
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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.