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Finding the Fourth Proportional to 61,836.84, 92,769.82 and 49,234.26

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Solution

The fourth proportional to 61,836.84, 92,769.82 and 49,234.26 is: 73,862.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,836.84 : 92,769.82 = 49,234.26 : x
  2. Step 2: Convert to fraction form
    61,836.84/92,769.82 = 49,234.26/x
  3. Step 3: Cross multiply
    61,836.84x = 92,769.82 × 49,234.26
  4. Step 4: Simplify right side
    61,836.84x = 4,567,453,438.03
  5. Step 5: Solve for x
    x = 4,567,453,438.03/61,836.84
  6. Step 6: Final answer
    x = 73,862.98

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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.