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Finding the Fourth Proportional to 9,543.36, 13,169.40 and 5,294.10

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Solution

The fourth proportional to 9,543.36, 13,169.40 and 5,294.10 is: 7,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.36 : 13,169.40 = 5,294.10 : x
  2. Step 2: Convert to fraction form
    9,543.36/13,169.40 = 5,294.10/x
  3. Step 3: Cross multiply
    9,543.36x = 13,169.40 × 5,294.10
  4. Step 4: Simplify right side
    9,543.36x = 69,720,120.54
  5. Step 5: Solve for x
    x = 69,720,120.54/9,543.36
  6. Step 6: Final answer
    x = 7,305.62

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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.