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Finding the Fourth Proportional to 62,906.36, 94,213.71 and 37,891.76

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Solution

The fourth proportional to 62,906.36, 94,213.71 and 37,891.76 is: 56,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,906.36 : 94,213.71 = 37,891.76 : x
  2. Step 2: Convert to fraction form
    62,906.36/94,213.71 = 37,891.76/x
  3. Step 3: Cross multiply
    62,906.36x = 94,213.71 × 37,891.76
  4. Step 4: Simplify right side
    62,906.36x = 3,569,922,816.96
  5. Step 5: Solve for x
    x = 3,569,922,816.96/62,906.36
  6. Step 6: Final answer
    x = 56,749.80

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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.