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Finding the Fourth Proportional to 17,370.78, 26,063.46 and 7,504.98

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Solution

The fourth proportional to 17,370.78, 26,063.46 and 7,504.98 is: 11,260.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.78 : 26,063.46 = 7,504.98 : x
  2. Step 2: Convert to fraction form
    17,370.78/26,063.46 = 7,504.98/x
  3. Step 3: Cross multiply
    17,370.78x = 26,063.46 × 7,504.98
  4. Step 4: Simplify right side
    17,370.78x = 195,605,746.03
  5. Step 5: Solve for x
    x = 195,605,746.03/17,370.78
  6. Step 6: Final answer
    x = 11,260.62

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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.