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Finding the Fourth Proportional to 17,084.52, 25,618.74 and 8,768.52

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Solution

The fourth proportional to 17,084.52, 25,618.74 and 8,768.52 is: 13,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,084.52 : 25,618.74 = 8,768.52 : x
  2. Step 2: Convert to fraction form
    17,084.52/25,618.74 = 8,768.52/x
  3. Step 3: Cross multiply
    17,084.52x = 25,618.74 × 8,768.52
  4. Step 4: Simplify right side
    17,084.52x = 224,638,434.06
  5. Step 5: Solve for x
    x = 224,638,434.06/17,084.52
  6. Step 6: Final answer
    x = 13,148.65

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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.