Home / 255,609.36-352,761.26-140,908.41

Finding the Fourth Proportional to 255,609.36, 352,761.26 and 140,908.41

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Solution

The fourth proportional to 255,609.36, 352,761.26 and 140,908.41 is: 194,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,609.36 : 352,761.26 = 140,908.41 : x
  2. Step 2: Convert to fraction form
    255,609.36/352,761.26 = 140,908.41/x
  3. Step 3: Cross multiply
    255,609.36x = 352,761.26 × 140,908.41
  4. Step 4: Simplify right side
    255,609.36x = 49,707,027,551.65
  5. Step 5: Solve for x
    x = 49,707,027,551.65/255,609.36
  6. Step 6: Final answer
    x = 194,464.82

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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.