Home / 66,481.14-99,721.44-27,037.92

Finding the Fourth Proportional to 66,481.14, 99,721.44 and 27,037.92

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Solution

The fourth proportional to 66,481.14, 99,721.44 and 27,037.92 is: 40,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,481.14 : 99,721.44 = 27,037.92 : x
  2. Step 2: Convert to fraction form
    66,481.14/99,721.44 = 27,037.92/x
  3. Step 3: Cross multiply
    66,481.14x = 99,721.44 × 27,037.92
  4. Step 4: Simplify right side
    66,481.14x = 2,696,260,317.00
  5. Step 5: Solve for x
    x = 2,696,260,317.00/66,481.14
  6. Step 6: Final answer
    x = 40,556.77

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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.