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Finding the Fourth Proportional to 61,487.94, 92,054.50 and 36,110.54

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Solution

The fourth proportional to 61,487.94, 92,054.50 and 36,110.54 is: 54,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,487.94 : 92,054.50 = 36,110.54 : x
  2. Step 2: Convert to fraction form
    61,487.94/92,054.50 = 36,110.54/x
  3. Step 3: Cross multiply
    61,487.94x = 92,054.50 × 36,110.54
  4. Step 4: Simplify right side
    61,487.94x = 3,324,137,704.43
  5. Step 5: Solve for x
    x = 3,324,137,704.43/61,487.94
  6. Step 6: Final answer
    x = 54,061.62

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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.