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Finding the Fourth Proportional to 13,093, 18,068.34 and 7,504

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Solution

The fourth proportional to 13,093, 18,068.34 and 7,504 is: 10,355.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093 : 18,068.34 = 7,504 : x
  2. Step 2: Convert to fraction form
    13,093/18,068.34 = 7,504/x
  3. Step 3: Cross multiply
    13,093x = 18,068.34 × 7,504
  4. Step 4: Simplify right side
    13,093x = 135,584,823.36
  5. Step 5: Solve for x
    x = 135,584,823.36/13,093
  6. Step 6: Final answer
    x = 10,355.52

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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.