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Finding the Fourth Proportional to 9,863, 14,796.66 and 3,707

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Solution

The fourth proportional to 9,863, 14,796.66 and 3,707 is: 5,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863 : 14,796.66 = 3,707 : x
  2. Step 2: Convert to fraction form
    9,863/14,796.66 = 3,707/x
  3. Step 3: Cross multiply
    9,863x = 14,796.66 × 3,707
  4. Step 4: Simplify right side
    9,863x = 54,851,218.62
  5. Step 5: Solve for x
    x = 54,851,218.62/9,863
  6. Step 6: Final answer
    x = 5,561.31

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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.