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Finding the Fourth Proportional to 29,371, 44,047.86 and 8,589.56

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Solution

The fourth proportional to 29,371, 44,047.86 and 8,589.56 is: 12,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371 : 44,047.86 = 8,589.56 : x
  2. Step 2: Convert to fraction form
    29,371/44,047.86 = 8,589.56/x
  3. Step 3: Cross multiply
    29,371x = 44,047.86 × 8,589.56
  4. Step 4: Simplify right side
    29,371x = 378,351,736.34
  5. Step 5: Solve for x
    x = 378,351,736.34/29,371
  6. Step 6: Final answer
    x = 12,881.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.