Home / 270,270.87-372,962.38-159,961.02

Finding the Fourth Proportional to 270,270.87, 372,962.38 and 159,961.02

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Solution

The fourth proportional to 270,270.87, 372,962.38 and 159,961.02 is: 220,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,270.87 : 372,962.38 = 159,961.02 : x
  2. Step 2: Convert to fraction form
    270,270.87/372,962.38 = 159,961.02/x
  3. Step 3: Cross multiply
    270,270.87x = 372,962.38 × 159,961.02
  4. Step 4: Simplify right side
    270,270.87x = 59,659,442,726.43
  5. Step 5: Solve for x
    x = 59,659,442,726.43/270,270.87
  6. Step 6: Final answer
    x = 220,739.45

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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.