Home / 255,742.24-352,924.74-142,562.56

Finding the Fourth Proportional to 255,742.24, 352,924.74 and 142,562.56

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Solution

The fourth proportional to 255,742.24, 352,924.74 and 142,562.56 is: 196,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,742.24 : 352,924.74 = 142,562.56 : x
  2. Step 2: Convert to fraction form
    255,742.24/352,924.74 = 142,562.56/x
  3. Step 3: Cross multiply
    255,742.24x = 352,924.74 × 142,562.56
  4. Step 4: Simplify right side
    255,742.24x = 50,313,854,421.73
  5. Step 5: Solve for x
    x = 50,313,854,421.73/255,742.24
  6. Step 6: Final answer
    x = 196,736.58

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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.