Home / 41,728.87-62,634.31-30,603.88

Finding the Fourth Proportional to 41,728.87, 62,634.31 and 30,603.88

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Solution

The fourth proportional to 41,728.87, 62,634.31 and 30,603.88 is: 45,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,728.87 : 62,634.31 = 30,603.88 : x
  2. Step 2: Convert to fraction form
    41,728.87/62,634.31 = 30,603.88/x
  3. Step 3: Cross multiply
    41,728.87x = 62,634.31 × 30,603.88
  4. Step 4: Simplify right side
    41,728.87x = 1,916,852,728.73
  5. Step 5: Solve for x
    x = 1,916,852,728.73/41,728.87
  6. Step 6: Final answer
    x = 45,935.89

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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.