Home / 179,308.26-269,007.75-128,765.34

Finding the Fourth Proportional to 179,308.26, 269,007.75 and 128,765.34

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Solution

The fourth proportional to 179,308.26, 269,007.75 and 128,765.34 is: 193,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,308.26 : 269,007.75 = 128,765.34 : x
  2. Step 2: Convert to fraction form
    179,308.26/269,007.75 = 128,765.34/x
  3. Step 3: Cross multiply
    179,308.26x = 269,007.75 × 128,765.34
  4. Step 4: Simplify right side
    179,308.26x = 34,638,874,391.39
  5. Step 5: Solve for x
    x = 34,638,874,391.39/179,308.26
  6. Step 6: Final answer
    x = 193,180.58

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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.