Home / 45,020.82-62,062.83-31,551.36

Finding the Fourth Proportional to 45,020.82, 62,062.83 and 31,551.36

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Solution

The fourth proportional to 45,020.82, 62,062.83 and 31,551.36 is: 43,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,020.82 : 62,062.83 = 31,551.36 : x
  2. Step 2: Convert to fraction form
    45,020.82/62,062.83 = 31,551.36/x
  3. Step 3: Cross multiply
    45,020.82x = 62,062.83 × 31,551.36
  4. Step 4: Simplify right side
    45,020.82x = 1,958,166,691.95
  5. Step 5: Solve for x
    x = 1,958,166,691.95/45,020.82
  6. Step 6: Final answer
    x = 43,494.69

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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.