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Finding the Fourth Proportional to 11,203, 15,460.14 and 6,235

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Solution

The fourth proportional to 11,203, 15,460.14 and 6,235 is: 8,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203 : 15,460.14 = 6,235 : x
  2. Step 2: Convert to fraction form
    11,203/15,460.14 = 6,235/x
  3. Step 3: Cross multiply
    11,203x = 15,460.14 × 6,235
  4. Step 4: Simplify right side
    11,203x = 96,393,972.90
  5. Step 5: Solve for x
    x = 96,393,972.90/11,203
  6. Step 6: Final answer
    x = 8,604.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.