Home / 248,723.56-373,138.62-80,253.52

Finding the Fourth Proportional to 248,723.56, 373,138.62 and 80,253.52

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Solution

The fourth proportional to 248,723.56, 373,138.62 and 80,253.52 is: 120,397.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,723.56 : 373,138.62 = 80,253.52 : x
  2. Step 2: Convert to fraction form
    248,723.56/373,138.62 = 80,253.52/x
  3. Step 3: Cross multiply
    248,723.56x = 373,138.62 × 80,253.52
  4. Step 4: Simplify right side
    248,723.56x = 29,945,687,702.94
  5. Step 5: Solve for x
    x = 29,945,687,702.94/248,723.56
  6. Step 6: Final answer
    x = 120,397.47

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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.