Home / 248,979.30-373,420.35-82,767.30

Finding the Fourth Proportional to 248,979.30, 373,420.35 and 82,767.30

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Solution

The fourth proportional to 248,979.30, 373,420.35 and 82,767.30 is: 124,134.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,979.30 : 373,420.35 = 82,767.30 : x
  2. Step 2: Convert to fraction form
    248,979.30/373,420.35 = 82,767.30/x
  3. Step 3: Cross multiply
    248,979.30x = 373,420.35 × 82,767.30
  4. Step 4: Simplify right side
    248,979.30x = 30,906,994,134.56
  5. Step 5: Solve for x
    x = 30,906,994,134.56/248,979.30
  6. Step 6: Final answer
    x = 124,134.79

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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.