Home / 71,511.80-107,233.14-41,939.24

Finding the Fourth Proportional to 71,511.80, 107,233.14 and 41,939.24

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Solution

The fourth proportional to 71,511.80, 107,233.14 and 41,939.24 is: 62,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,511.80 : 107,233.14 = 41,939.24 : x
  2. Step 2: Convert to fraction form
    71,511.80/107,233.14 = 41,939.24/x
  3. Step 3: Cross multiply
    71,511.80x = 107,233.14 × 41,939.24
  4. Step 4: Simplify right side
    71,511.80x = 4,497,276,394.41
  5. Step 5: Solve for x
    x = 4,497,276,394.41/71,511.80
  6. Step 6: Final answer
    x = 62,888.59

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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.