Home / 179,190.90-268,786.35-159,837.30

Finding the Fourth Proportional to 179,190.90, 268,786.35 and 159,837.30

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Solution

The fourth proportional to 179,190.90, 268,786.35 and 159,837.30 is: 239,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,190.90 : 268,786.35 = 159,837.30 : x
  2. Step 2: Convert to fraction form
    179,190.90/268,786.35 = 159,837.30/x
  3. Step 3: Cross multiply
    179,190.90x = 268,786.35 × 159,837.30
  4. Step 4: Simplify right side
    179,190.90x = 42,962,084,460.86
  5. Step 5: Solve for x
    x = 42,962,084,460.86/179,190.90
  6. Step 6: Final answer
    x = 239,755.95

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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.