Home / 264,789.74-397,142.73-114,989.83

Finding the Fourth Proportional to 264,789.74, 397,142.73 and 114,989.83

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Solution

The fourth proportional to 264,789.74, 397,142.73 and 114,989.83 is: 172,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,789.74 : 397,142.73 = 114,989.83 : x
  2. Step 2: Convert to fraction form
    264,789.74/397,142.73 = 114,989.83/x
  3. Step 3: Cross multiply
    264,789.74x = 397,142.73 × 114,989.83
  4. Step 4: Simplify right side
    264,789.74x = 45,667,374,015.58
  5. Step 5: Solve for x
    x = 45,667,374,015.58/264,789.74
  6. Step 6: Final answer
    x = 172,466.55

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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.