Home / 268,206.05-402,660.88-179,855.03

Finding the Fourth Proportional to 268,206.05, 402,660.88 and 179,855.03

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Solution

The fourth proportional to 268,206.05, 402,660.88 and 179,855.03 is: 270,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,206.05 : 402,660.88 = 179,855.03 : x
  2. Step 2: Convert to fraction form
    268,206.05/402,660.88 = 179,855.03/x
  3. Step 3: Cross multiply
    268,206.05x = 402,660.88 × 179,855.03
  4. Step 4: Simplify right side
    268,206.05x = 72,420,582,189.28
  5. Step 5: Solve for x
    x = 72,420,582,189.28/268,206.05
  6. Step 6: Final answer
    x = 270,018.46

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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.