Home / 11,442.60-17,168.70-8,546.04

Finding the Fourth Proportional to 11,442.60, 17,168.70 and 8,546.04

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Solution

The fourth proportional to 11,442.60, 17,168.70 and 8,546.04 is: 12,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,442.60 : 17,168.70 = 8,546.04 : x
  2. Step 2: Convert to fraction form
    11,442.60/17,168.70 = 8,546.04/x
  3. Step 3: Cross multiply
    11,442.60x = 17,168.70 × 8,546.04
  4. Step 4: Simplify right side
    11,442.60x = 146,724,396.95
  5. Step 5: Solve for x
    x = 146,724,396.95/11,442.60
  6. Step 6: Final answer
    x = 12,822.64

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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.