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Finding the Fourth Proportional to 11,550.72, 17,333.40 and 6,630

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Solution

The fourth proportional to 11,550.72, 17,333.40 and 6,630 is: 9,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.72 : 17,333.40 = 6,630 : x
  2. Step 2: Convert to fraction form
    11,550.72/17,333.40 = 6,630/x
  3. Step 3: Cross multiply
    11,550.72x = 17,333.40 × 6,630
  4. Step 4: Simplify right side
    11,550.72x = 114,920,442.00
  5. Step 5: Solve for x
    x = 114,920,442.00/11,550.72
  6. Step 6: Final answer
    x = 9,949.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.