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Finding the Fourth Proportional to 8,937.32, 13,401.72 and 3,671.51

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Solution

The fourth proportional to 8,937.32, 13,401.72 and 3,671.51 is: 5,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.32 : 13,401.72 = 3,671.51 : x
  2. Step 2: Convert to fraction form
    8,937.32/13,401.72 = 3,671.51/x
  3. Step 3: Cross multiply
    8,937.32x = 13,401.72 × 3,671.51
  4. Step 4: Simplify right side
    8,937.32x = 49,204,481.99
  5. Step 5: Solve for x
    x = 49,204,481.99/8,937.32
  6. Step 6: Final answer
    x = 5,505.51

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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.