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Finding the Fourth Proportional to 24,307, 33,543.68 and 13,129

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Solution

The fourth proportional to 24,307, 33,543.68 and 13,129 is: 18,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,307 : 33,543.68 = 13,129 : x
  2. Step 2: Convert to fraction form
    24,307/33,543.68 = 13,129/x
  3. Step 3: Cross multiply
    24,307x = 33,543.68 × 13,129
  4. Step 4: Simplify right side
    24,307x = 440,394,974.72
  5. Step 5: Solve for x
    x = 440,394,974.72/24,307
  6. Step 6: Final answer
    x = 18,118.03

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