Home / 179,171.24-268,795.74-54,509

Finding the Fourth Proportional to 179,171.24, 268,795.74 and 54,509

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Solution

The fourth proportional to 179,171.24, 268,795.74 and 54,509 is: 81,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,171.24 : 268,795.74 = 54,509 : x
  2. Step 2: Convert to fraction form
    179,171.24/268,795.74 = 54,509/x
  3. Step 3: Cross multiply
    179,171.24x = 268,795.74 × 54,509
  4. Step 4: Simplify right side
    179,171.24x = 14,651,786,991.66
  5. Step 5: Solve for x
    x = 14,651,786,991.66/179,171.24
  6. Step 6: Final answer
    x = 81,775.33

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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.