Home / 248,950.28-343,499.78-158,273.04

Finding the Fourth Proportional to 248,950.28, 343,499.78 and 158,273.04

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Solution

The fourth proportional to 248,950.28, 343,499.78 and 158,273.04 is: 218,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,950.28 : 343,499.78 = 158,273.04 : x
  2. Step 2: Convert to fraction form
    248,950.28/343,499.78 = 158,273.04/x
  3. Step 3: Cross multiply
    248,950.28x = 343,499.78 × 158,273.04
  4. Step 4: Simplify right side
    248,950.28x = 54,366,754,419.93
  5. Step 5: Solve for x
    x = 54,366,754,419.93/248,950.28
  6. Step 6: Final answer
    x = 218,383.99

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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.