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Finding the Fourth Proportional to 5,943.66, 8,913.19 and 3,168.82

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Solution

The fourth proportional to 5,943.66, 8,913.19 and 3,168.82 is: 4,752.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.66 : 8,913.19 = 3,168.82 : x
  2. Step 2: Convert to fraction form
    5,943.66/8,913.19 = 3,168.82/x
  3. Step 3: Cross multiply
    5,943.66x = 8,913.19 × 3,168.82
  4. Step 4: Simplify right side
    5,943.66x = 28,244,303.90
  5. Step 5: Solve for x
    x = 28,244,303.90/5,943.66
  6. Step 6: Final answer
    x = 4,752.00

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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.