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Finding the Fourth Proportional to 29,449.62, 44,171.19 and 8,674.74

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Solution

The fourth proportional to 29,449.62, 44,171.19 and 8,674.74 is: 13,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,449.62 : 44,171.19 = 8,674.74 : x
  2. Step 2: Convert to fraction form
    29,449.62/44,171.19 = 8,674.74/x
  3. Step 3: Cross multiply
    29,449.62x = 44,171.19 × 8,674.74
  4. Step 4: Simplify right side
    29,449.62x = 383,173,588.74
  5. Step 5: Solve for x
    x = 383,173,588.74/29,449.62
  6. Step 6: Final answer
    x = 13,011.16

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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.