Home / 49,560.48-74,375.28-21,843.36

Finding the Fourth Proportional to 49,560.48, 74,375.28 and 21,843.36

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Solution

The fourth proportional to 49,560.48, 74,375.28 and 21,843.36 is: 32,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,560.48 : 74,375.28 = 21,843.36 : x
  2. Step 2: Convert to fraction form
    49,560.48/74,375.28 = 21,843.36/x
  3. Step 3: Cross multiply
    49,560.48x = 74,375.28 × 21,843.36
  4. Step 4: Simplify right side
    49,560.48x = 1,624,606,016.14
  5. Step 5: Solve for x
    x = 1,624,606,016.14/49,560.48
  6. Step 6: Final answer
    x = 32,780.27

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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.