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Finding the Fourth Proportional to 17,004.76, 25,498.36 and 7,636.75

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Solution

The fourth proportional to 17,004.76, 25,498.36 and 7,636.75 is: 11,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,004.76 : 25,498.36 = 7,636.75 : x
  2. Step 2: Convert to fraction form
    17,004.76/25,498.36 = 7,636.75/x
  3. Step 3: Cross multiply
    17,004.76x = 25,498.36 × 7,636.75
  4. Step 4: Simplify right side
    17,004.76x = 194,724,600.73
  5. Step 5: Solve for x
    x = 194,724,600.73/17,004.76
  6. Step 6: Final answer
    x = 11,451.18

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1.5x scale

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.