Home / 255,578.44-352,758.37-158,855.35

Finding the Fourth Proportional to 255,578.44, 352,758.37 and 158,855.35

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Solution

The fourth proportional to 255,578.44, 352,758.37 and 158,855.35 is: 219,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,578.44 : 352,758.37 = 158,855.35 : x
  2. Step 2: Convert to fraction form
    255,578.44/352,758.37 = 158,855.35/x
  3. Step 3: Cross multiply
    255,578.44x = 352,758.37 × 158,855.35
  4. Step 4: Simplify right side
    255,578.44x = 56,037,554,557.37
  5. Step 5: Solve for x
    x = 56,037,554,557.37/255,578.44
  6. Step 6: Final answer
    x = 219,257.75

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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.