Home / 61,136.36-91,698.40-16,767.58

Finding the Fourth Proportional to 61,136.36, 91,698.40 and 16,767.58

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Solution

The fourth proportional to 61,136.36, 91,698.40 and 16,767.58 is: 25,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,136.36 : 91,698.40 = 16,767.58 : x
  2. Step 2: Convert to fraction form
    61,136.36/91,698.40 = 16,767.58/x
  3. Step 3: Cross multiply
    61,136.36x = 91,698.40 × 16,767.58
  4. Step 4: Simplify right side
    61,136.36x = 1,537,560,257.87
  5. Step 5: Solve for x
    x = 1,537,560,257.87/61,136.36
  6. Step 6: Final answer
    x = 25,149.69

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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.