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Finding the Fourth Proportional to 62,741.67, 86,545.42 and 37,231.21

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Solution

The fourth proportional to 62,741.67, 86,545.42 and 37,231.21 is: 51,356.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,741.67 : 86,545.42 = 37,231.21 : x
  2. Step 2: Convert to fraction form
    62,741.67/86,545.42 = 37,231.21/x
  3. Step 3: Cross multiply
    62,741.67x = 86,545.42 × 37,231.21
  4. Step 4: Simplify right side
    62,741.67x = 3,222,190,706.56
  5. Step 5: Solve for x
    x = 3,222,190,706.56/62,741.67
  6. Step 6: Final answer
    x = 51,356.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.