Home / 29,241.20-43,869-8,466.80

Finding the Fourth Proportional to 29,241.20, 43,869 and 8,466.80

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Solution

The fourth proportional to 29,241.20, 43,869 and 8,466.80 is: 12,702.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,241.20 : 43,869 = 8,466.80 : x
  2. Step 2: Convert to fraction form
    29,241.20/43,869 = 8,466.80/x
  3. Step 3: Cross multiply
    29,241.20x = 43,869 × 8,466.80
  4. Step 4: Simplify right side
    29,241.20x = 371,430,049.20
  5. Step 5: Solve for x
    x = 371,430,049.20/29,241.20
  6. Step 6: Final answer
    x = 12,702.28

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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.