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Finding the Fourth Proportional to 61,371.80, 92,003.70 and 41,586.20

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Solution

The fourth proportional to 61,371.80, 92,003.70 and 41,586.20 is: 62,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,371.80 : 92,003.70 = 41,586.20 : x
  2. Step 2: Convert to fraction form
    61,371.80/92,003.70 = 41,586.20/x
  3. Step 3: Cross multiply
    61,371.80x = 92,003.70 × 41,586.20
  4. Step 4: Simplify right side
    61,371.80x = 3,826,084,268.94
  5. Step 5: Solve for x
    x = 3,826,084,268.94/61,371.80
  6. Step 6: Final answer
    x = 62,342.71

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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.