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Finding the Fourth Proportional to 50,578.54, 69,792.98 and 29,063.93

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Solution

The fourth proportional to 50,578.54, 69,792.98 and 29,063.93 is: 40,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,578.54 : 69,792.98 = 29,063.93 : x
  2. Step 2: Convert to fraction form
    50,578.54/69,792.98 = 29,063.93/x
  3. Step 3: Cross multiply
    50,578.54x = 69,792.98 × 29,063.93
  4. Step 4: Simplify right side
    50,578.54x = 2,028,457,790.93
  5. Step 5: Solve for x
    x = 2,028,457,790.93/50,578.54
  6. Step 6: Final answer
    x = 40,105.11

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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.