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Finding the Fourth Proportional to 26,710.84, 40,076.52 and 9,170.56

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Solution

The fourth proportional to 26,710.84, 40,076.52 and 9,170.56 is: 13,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,710.84 : 40,076.52 = 9,170.56 : x
  2. Step 2: Convert to fraction form
    26,710.84/40,076.52 = 9,170.56/x
  3. Step 3: Cross multiply
    26,710.84x = 40,076.52 × 9,170.56
  4. Step 4: Simplify right side
    26,710.84x = 367,524,131.25
  5. Step 5: Solve for x
    x = 367,524,131.25/26,710.84
  6. Step 6: Final answer
    x = 13,759.36

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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.