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Finding the Fourth Proportional to 40,375, 60,563.04 and 12,673

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Solution

The fourth proportional to 40,375, 60,563.04 and 12,673 is: 19,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,375 : 60,563.04 = 12,673 : x
  2. Step 2: Convert to fraction form
    40,375/60,563.04 = 12,673/x
  3. Step 3: Cross multiply
    40,375x = 60,563.04 × 12,673
  4. Step 4: Simplify right side
    40,375x = 767,515,405.92
  5. Step 5: Solve for x
    x = 767,515,405.92/40,375
  6. Step 6: Final answer
    x = 19,009.67

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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.