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Finding the Fourth Proportional to 9,464.69, 13,061.85 and 5,215.74

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Solution

The fourth proportional to 9,464.69, 13,061.85 and 5,215.74 is: 7,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,464.69 : 13,061.85 = 5,215.74 : x
  2. Step 2: Convert to fraction form
    9,464.69/13,061.85 = 5,215.74/x
  3. Step 3: Cross multiply
    9,464.69x = 13,061.85 × 5,215.74
  4. Step 4: Simplify right side
    9,464.69x = 68,127,218.45
  5. Step 5: Solve for x
    x = 68,127,218.45/9,464.69
  6. Step 6: Final answer
    x = 7,198.04

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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.