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Finding the Fourth Proportional to 17,084.13, 25,629.65 and 7,223.39

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Solution

The fourth proportional to 17,084.13, 25,629.65 and 7,223.39 is: 10,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,084.13 : 25,629.65 = 7,223.39 : x
  2. Step 2: Convert to fraction form
    17,084.13/25,629.65 = 7,223.39/x
  3. Step 3: Cross multiply
    17,084.13x = 25,629.65 × 7,223.39
  4. Step 4: Simplify right side
    17,084.13x = 185,132,916.45
  5. Step 5: Solve for x
    x = 185,132,916.45/17,084.13
  6. Step 6: Final answer
    x = 10,836.55

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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.