Home / 195,780.51-270,307.13-150,377.31

Finding the Fourth Proportional to 195,780.51, 270,307.13 and 150,377.31

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Solution

The fourth proportional to 195,780.51, 270,307.13 and 150,377.31 is: 207,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,780.51 : 270,307.13 = 150,377.31 : x
  2. Step 2: Convert to fraction form
    195,780.51/270,307.13 = 150,377.31/x
  3. Step 3: Cross multiply
    195,780.51x = 270,307.13 × 150,377.31
  4. Step 4: Simplify right side
    195,780.51x = 40,648,058,331.33
  5. Step 5: Solve for x
    x = 40,648,058,331.33/195,780.51
  6. Step 6: Final answer
    x = 207,620.56

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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.