Home / 58,860.25-87,735.89-54,136.33

Finding the Fourth Proportional to 58,860.25, 87,735.89 and 54,136.33

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Solution

The fourth proportional to 58,860.25, 87,735.89 and 54,136.33 is: 80,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,860.25 : 87,735.89 = 54,136.33 : x
  2. Step 2: Convert to fraction form
    58,860.25/87,735.89 = 54,136.33/x
  3. Step 3: Cross multiply
    58,860.25x = 87,735.89 × 54,136.33
  4. Step 4: Simplify right side
    58,860.25x = 4,749,699,093.88
  5. Step 5: Solve for x
    x = 4,749,699,093.88/58,860.25
  6. Step 6: Final answer
    x = 80,694.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.