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Finding the Fourth Proportional to 9,543.29, 13,182.37 and 7,955.14

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Solution

The fourth proportional to 9,543.29, 13,182.37 and 7,955.14 is: 10,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.29 : 13,182.37 = 7,955.14 : x
  2. Step 2: Convert to fraction form
    9,543.29/13,182.37 = 7,955.14/x
  3. Step 3: Cross multiply
    9,543.29x = 13,182.37 × 7,955.14
  4. Step 4: Simplify right side
    9,543.29x = 104,867,556.05
  5. Step 5: Solve for x
    x = 104,867,556.05/9,543.29
  6. Step 6: Final answer
    x = 10,988.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.