Home / 91,696.57-137,545.37-41,741.73

Finding the Fourth Proportional to 91,696.57, 137,545.37 and 41,741.73

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Solution

The fourth proportional to 91,696.57, 137,545.37 and 41,741.73 is: 62,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,696.57 : 137,545.37 = 41,741.73 : x
  2. Step 2: Convert to fraction form
    91,696.57/137,545.37 = 41,741.73/x
  3. Step 3: Cross multiply
    91,696.57x = 137,545.37 × 41,741.73
  4. Step 4: Simplify right side
    91,696.57x = 5,741,381,879.91
  5. Step 5: Solve for x
    x = 5,741,381,879.91/91,696.57
  6. Step 6: Final answer
    x = 62,612.83

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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.