Home / 195,627.69-269,967.33-115,058.61

Finding the Fourth Proportional to 195,627.69, 269,967.33 and 115,058.61

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Solution

The fourth proportional to 195,627.69, 269,967.33 and 115,058.61 is: 158,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,627.69 : 269,967.33 = 115,058.61 : x
  2. Step 2: Convert to fraction form
    195,627.69/269,967.33 = 115,058.61/x
  3. Step 3: Cross multiply
    195,627.69x = 269,967.33 × 115,058.61
  4. Step 4: Simplify right side
    195,627.69x = 31,062,065,735.21
  5. Step 5: Solve for x
    x = 31,062,065,735.21/195,627.69
  6. Step 6: Final answer
    x = 158,781.54

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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.