Home / 71,949.14-107,939.28-27,575.93

Finding the Fourth Proportional to 71,949.14, 107,939.28 and 27,575.93

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Solution

The fourth proportional to 71,949.14, 107,939.28 and 27,575.93 is: 41,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,949.14 : 107,939.28 = 27,575.93 : x
  2. Step 2: Convert to fraction form
    71,949.14/107,939.28 = 27,575.93/x
  3. Step 3: Cross multiply
    71,949.14x = 107,939.28 × 27,575.93
  4. Step 4: Simplify right side
    71,949.14x = 2,976,525,795.63
  5. Step 5: Solve for x
    x = 2,976,525,795.63/71,949.14
  6. Step 6: Final answer
    x = 41,369.86

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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.