Home / 49,910.46-74,817.09-40,569.54

Finding the Fourth Proportional to 49,910.46, 74,817.09 and 40,569.54

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Solution

The fourth proportional to 49,910.46, 74,817.09 and 40,569.54 is: 60,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,910.46 : 74,817.09 = 40,569.54 : x
  2. Step 2: Convert to fraction form
    49,910.46/74,817.09 = 40,569.54/x
  3. Step 3: Cross multiply
    49,910.46x = 74,817.09 × 40,569.54
  4. Step 4: Simplify right side
    49,910.46x = 3,035,294,925.44
  5. Step 5: Solve for x
    x = 3,035,294,925.44/49,910.46
  6. Step 6: Final answer
    x = 60,814.81

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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.