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Finding the Fourth Proportional to 17,597.89, 26,405.39 and 7,735.89

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Solution

The fourth proportional to 17,597.89, 26,405.39 and 7,735.89 is: 11,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,597.89 : 26,405.39 = 7,735.89 : x
  2. Step 2: Convert to fraction form
    17,597.89/26,405.39 = 7,735.89/x
  3. Step 3: Cross multiply
    17,597.89x = 26,405.39 × 7,735.89
  4. Step 4: Simplify right side
    17,597.89x = 204,269,192.45
  5. Step 5: Solve for x
    x = 204,269,192.45/17,597.89
  6. Step 6: Final answer
    x = 11,607.60

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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.