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Finding the Fourth Proportional to 41,072.61, 61,615.53 and 16,099.11

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Solution

The fourth proportional to 41,072.61, 61,615.53 and 16,099.11 is: 24,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,072.61 : 61,615.53 = 16,099.11 : x
  2. Step 2: Convert to fraction form
    41,072.61/61,615.53 = 16,099.11/x
  3. Step 3: Cross multiply
    41,072.61x = 61,615.53 × 16,099.11
  4. Step 4: Simplify right side
    41,072.61x = 991,955,195.18
  5. Step 5: Solve for x
    x = 991,955,195.18/41,072.61
  6. Step 6: Final answer
    x = 24,151.26

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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.