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Finding the Fourth Proportional to 19,040.86, 26,223.51 and 17,563.42

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Solution

The fourth proportional to 19,040.86, 26,223.51 and 17,563.42 is: 24,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.86 : 26,223.51 = 17,563.42 : x
  2. Step 2: Convert to fraction form
    19,040.86/26,223.51 = 17,563.42/x
  3. Step 3: Cross multiply
    19,040.86x = 26,223.51 × 17,563.42
  4. Step 4: Simplify right side
    19,040.86x = 460,574,520.00
  5. Step 5: Solve for x
    x = 460,574,520.00/19,040.86
  6. Step 6: Final answer
    x = 24,188.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.