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Finding the Fourth Proportional to 62,910.56, 94,458.78 and 41,980.97

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Solution

The fourth proportional to 62,910.56, 94,458.78 and 41,980.97 is: 63,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,910.56 : 94,458.78 = 41,980.97 : x
  2. Step 2: Convert to fraction form
    62,910.56/94,458.78 = 41,980.97/x
  3. Step 3: Cross multiply
    62,910.56x = 94,458.78 × 41,980.97
  4. Step 4: Simplify right side
    62,910.56x = 3,965,470,737.12
  5. Step 5: Solve for x
    x = 3,965,470,737.12/62,910.56
  6. Step 6: Final answer
    x = 63,033.47

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1.5x scale

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.