Home / 248,990.43-373,428.75-71,496.03

Finding the Fourth Proportional to 248,990.43, 373,428.75 and 71,496.03

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Solution

The fourth proportional to 248,990.43, 373,428.75 and 71,496.03 is: 107,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,990.43 : 373,428.75 = 71,496.03 : x
  2. Step 2: Convert to fraction form
    248,990.43/373,428.75 = 71,496.03/x
  3. Step 3: Cross multiply
    248,990.43x = 373,428.75 × 71,496.03
  4. Step 4: Simplify right side
    248,990.43x = 26,698,673,112.86
  5. Step 5: Solve for x
    x = 26,698,673,112.86/248,990.43
  6. Step 6: Final answer
    x = 107,227.71

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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.