Home / 327,852.96-491,736.38-103,214.58

Finding the Fourth Proportional to 327,852.96, 491,736.38 and 103,214.58

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Solution

The fourth proportional to 327,852.96, 491,736.38 and 103,214.58 is: 154,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,852.96 : 491,736.38 = 103,214.58 : x
  2. Step 2: Convert to fraction form
    327,852.96/491,736.38 = 103,214.58/x
  3. Step 3: Cross multiply
    327,852.96x = 491,736.38 × 103,214.58
  4. Step 4: Simplify right side
    327,852.96x = 50,754,363,932.42
  5. Step 5: Solve for x
    x = 50,754,363,932.42/327,852.96
  6. Step 6: Final answer
    x = 154,808.31

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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.