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Finding the Fourth Proportional to 23,682.81, 35,490.34 and 17,393.47

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Solution

The fourth proportional to 23,682.81, 35,490.34 and 17,393.47 is: 26,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.81 : 35,490.34 = 17,393.47 : x
  2. Step 2: Convert to fraction form
    23,682.81/35,490.34 = 17,393.47/x
  3. Step 3: Cross multiply
    23,682.81x = 35,490.34 × 17,393.47
  4. Step 4: Simplify right side
    23,682.81x = 617,300,164.08
  5. Step 5: Solve for x
    x = 617,300,164.08/23,682.81
  6. Step 6: Final answer
    x = 26,065.33

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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.