Home / 45,005.82-62,111.75-25,891.80

Finding the Fourth Proportional to 45,005.82, 62,111.75 and 25,891.80

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Solution

The fourth proportional to 45,005.82, 62,111.75 and 25,891.80 is: 35,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,005.82 : 62,111.75 = 25,891.80 : x
  2. Step 2: Convert to fraction form
    45,005.82/62,111.75 = 25,891.80/x
  3. Step 3: Cross multiply
    45,005.82x = 62,111.75 × 25,891.80
  4. Step 4: Simplify right side
    45,005.82x = 1,608,185,008.65
  5. Step 5: Solve for x
    x = 1,608,185,008.65/45,005.82
  6. Step 6: Final answer
    x = 35,732.82

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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.