Home / 248,294.45-372,375.86-68,337.15

Finding the Fourth Proportional to 248,294.45, 372,375.86 and 68,337.15

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Solution

The fourth proportional to 248,294.45, 372,375.86 and 68,337.15 is: 102,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,294.45 : 372,375.86 = 68,337.15 : x
  2. Step 2: Convert to fraction form
    248,294.45/372,375.86 = 68,337.15/x
  3. Step 3: Cross multiply
    248,294.45x = 372,375.86 × 68,337.15
  4. Step 4: Simplify right side
    248,294.45x = 25,447,104,659.51
  5. Step 5: Solve for x
    x = 25,447,104,659.51/248,294.45
  6. Step 6: Final answer
    x = 102,487.61

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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.