Home / 96,676.20-133,414.06-54,235.64

Finding the Fourth Proportional to 96,676.20, 133,414.06 and 54,235.64

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Solution

The fourth proportional to 96,676.20, 133,414.06 and 54,235.64 is: 74,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,676.20 : 133,414.06 = 54,235.64 : x
  2. Step 2: Convert to fraction form
    96,676.20/133,414.06 = 54,235.64/x
  3. Step 3: Cross multiply
    96,676.20x = 133,414.06 × 54,235.64
  4. Step 4: Simplify right side
    96,676.20x = 7,235,796,929.10
  5. Step 5: Solve for x
    x = 7,235,796,929.10/96,676.20
  6. Step 6: Final answer
    x = 74,845.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.