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Finding the Fourth Proportional to 5,368.04, 8,040.98 and 3,982.94

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Solution

The fourth proportional to 5,368.04, 8,040.98 and 3,982.94 is: 5,966.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.04 : 8,040.98 = 3,982.94 : x
  2. Step 2: Convert to fraction form
    5,368.04/8,040.98 = 3,982.94/x
  3. Step 3: Cross multiply
    5,368.04x = 8,040.98 × 3,982.94
  4. Step 4: Simplify right side
    5,368.04x = 32,026,740.88
  5. Step 5: Solve for x
    x = 32,026,740.88/5,368.04
  6. Step 6: Final answer
    x = 5,966.19

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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.