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Finding the Fourth Proportional to 17,774.68, 26,647.62 and 7,394.20

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Solution

The fourth proportional to 17,774.68, 26,647.62 and 7,394.20 is: 11,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,774.68 : 26,647.62 = 7,394.20 : x
  2. Step 2: Convert to fraction form
    17,774.68/26,647.62 = 7,394.20/x
  3. Step 3: Cross multiply
    17,774.68x = 26,647.62 × 7,394.20
  4. Step 4: Simplify right side
    17,774.68x = 197,037,831.80
  5. Step 5: Solve for x
    x = 197,037,831.80/17,774.68
  6. Step 6: Final answer
    x = 11,085.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.