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Finding the Fourth Proportional to 8,466.98, 11,681.55 and 4,929.44

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Solution

The fourth proportional to 8,466.98, 11,681.55 and 4,929.44 is: 6,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.98 : 11,681.55 = 4,929.44 : x
  2. Step 2: Convert to fraction form
    8,466.98/11,681.55 = 4,929.44/x
  3. Step 3: Cross multiply
    8,466.98x = 11,681.55 × 4,929.44
  4. Step 4: Simplify right side
    8,466.98x = 57,583,499.83
  5. Step 5: Solve for x
    x = 57,583,499.83/8,466.98
  6. Step 6: Final answer
    x = 6,800.95

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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.