Home / 96,696.56-145,048.49-30,136.43

Finding the Fourth Proportional to 96,696.56, 145,048.49 and 30,136.43

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Solution

The fourth proportional to 96,696.56, 145,048.49 and 30,136.43 is: 45,205.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,696.56 : 145,048.49 = 30,136.43 : x
  2. Step 2: Convert to fraction form
    96,696.56/145,048.49 = 30,136.43/x
  3. Step 3: Cross multiply
    96,696.56x = 145,048.49 × 30,136.43
  4. Step 4: Simplify right side
    96,696.56x = 4,371,243,990.44
  5. Step 5: Solve for x
    x = 4,371,243,990.44/96,696.56
  6. Step 6: Final answer
    x = 45,205.78

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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.