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Finding the Fourth Proportional to 11,637.53, 17,440.56 and 8,343.35

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Solution

The fourth proportional to 11,637.53, 17,440.56 and 8,343.35 is: 12,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.53 : 17,440.56 = 8,343.35 : x
  2. Step 2: Convert to fraction form
    11,637.53/17,440.56 = 8,343.35/x
  3. Step 3: Cross multiply
    11,637.53x = 17,440.56 × 8,343.35
  4. Step 4: Simplify right side
    11,637.53x = 145,512,739.88
  5. Step 5: Solve for x
    x = 145,512,739.88/11,637.53
  6. Step 6: Final answer
    x = 12,503.75

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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.