Home / 54,448.35-75,136.77-30,576.03

Finding the Fourth Proportional to 54,448.35, 75,136.77 and 30,576.03

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Solution

The fourth proportional to 54,448.35, 75,136.77 and 30,576.03 is: 42,193.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,448.35 : 75,136.77 = 30,576.03 : x
  2. Step 2: Convert to fraction form
    54,448.35/75,136.77 = 30,576.03/x
  3. Step 3: Cross multiply
    54,448.35x = 75,136.77 × 30,576.03
  4. Step 4: Simplify right side
    54,448.35x = 2,297,384,133.62
  5. Step 5: Solve for x
    x = 2,297,384,133.62/54,448.35
  6. Step 6: Final answer
    x = 42,193.82

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1.5x scale

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.