Home / 248,713.14-372,989.07-82,456.50

Finding the Fourth Proportional to 248,713.14, 372,989.07 and 82,456.50

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Solution

The fourth proportional to 248,713.14, 372,989.07 and 82,456.50 is: 123,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,713.14 : 372,989.07 = 82,456.50 : x
  2. Step 2: Convert to fraction form
    248,713.14/372,989.07 = 82,456.50/x
  3. Step 3: Cross multiply
    248,713.14x = 372,989.07 × 82,456.50
  4. Step 4: Simplify right side
    248,713.14x = 30,755,373,250.46
  5. Step 5: Solve for x
    x = 30,755,373,250.46/248,713.14
  6. Step 6: Final answer
    x = 123,658.02

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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.