Home / 248,265.12-372,414.96-82,169.76

Finding the Fourth Proportional to 248,265.12, 372,414.96 and 82,169.76

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Solution

The fourth proportional to 248,265.12, 372,414.96 and 82,169.76 is: 123,260.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,265.12 : 372,414.96 = 82,169.76 : x
  2. Step 2: Convert to fraction form
    248,265.12/372,414.96 = 82,169.76/x
  3. Step 3: Cross multiply
    248,265.12x = 372,414.96 × 82,169.76
  4. Step 4: Simplify right side
    248,265.12x = 30,601,247,883.61
  5. Step 5: Solve for x
    x = 30,601,247,883.61/248,265.12
  6. Step 6: Final answer
    x = 123,260.36

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1.5x scale

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.