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Finding the Fourth Proportional to 29,687.59, 44,534.31 and 8,627.81

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Solution

The fourth proportional to 29,687.59, 44,534.31 and 8,627.81 is: 12,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687.59 : 44,534.31 = 8,627.81 : x
  2. Step 2: Convert to fraction form
    29,687.59/44,534.31 = 8,627.81/x
  3. Step 3: Cross multiply
    29,687.59x = 44,534.31 × 8,627.81
  4. Step 4: Simplify right side
    29,687.59x = 384,233,522.02
  5. Step 5: Solve for x
    x = 384,233,522.02/29,687.59
  6. Step 6: Final answer
    x = 12,942.57

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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.