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Finding the Fourth Proportional to 5,986.16, 8,975.48 and 4,344.08

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Solution

The fourth proportional to 5,986.16, 8,975.48 and 4,344.08 is: 6,513.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.16 : 8,975.48 = 4,344.08 : x
  2. Step 2: Convert to fraction form
    5,986.16/8,975.48 = 4,344.08/x
  3. Step 3: Cross multiply
    5,986.16x = 8,975.48 × 4,344.08
  4. Step 4: Simplify right side
    5,986.16x = 38,990,136.56
  5. Step 5: Solve for x
    x = 38,990,136.56/5,986.16
  6. Step 6: Final answer
    x = 6,513.39

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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.