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Finding the Fourth Proportional to 17,642, 24,347.08 and 12,334.88

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Solution

The fourth proportional to 17,642, 24,347.08 and 12,334.88 is: 17,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642 : 24,347.08 = 12,334.88 : x
  2. Step 2: Convert to fraction form
    17,642/24,347.08 = 12,334.88/x
  3. Step 3: Cross multiply
    17,642x = 24,347.08 × 12,334.88
  4. Step 4: Simplify right side
    17,642x = 300,318,310.15
  5. Step 5: Solve for x
    x = 300,318,310.15/17,642
  6. Step 6: Final answer
    x = 17,022.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.