Home / 254,195.44-381,324.94-76,702.16

Finding the Fourth Proportional to 254,195.44, 381,324.94 and 76,702.16

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Solution

The fourth proportional to 254,195.44, 381,324.94 and 76,702.16 is: 115,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,195.44 : 381,324.94 = 76,702.16 : x
  2. Step 2: Convert to fraction form
    254,195.44/381,324.94 = 76,702.16/x
  3. Step 3: Cross multiply
    254,195.44x = 381,324.94 × 76,702.16
  4. Step 4: Simplify right side
    254,195.44x = 29,248,446,559.87
  5. Step 5: Solve for x
    x = 29,248,446,559.87/254,195.44
  6. Step 6: Final answer
    x = 115,062.83

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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.