Home / 77,554.45-116,355.03-27,628.03

Finding the Fourth Proportional to 77,554.45, 116,355.03 and 27,628.03

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Solution

The fourth proportional to 77,554.45, 116,355.03 and 27,628.03 is: 41,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,554.45 : 116,355.03 = 27,628.03 : x
  2. Step 2: Convert to fraction form
    77,554.45/116,355.03 = 27,628.03/x
  3. Step 3: Cross multiply
    77,554.45x = 116,355.03 × 27,628.03
  4. Step 4: Simplify right side
    77,554.45x = 3,214,659,539.58
  5. Step 5: Solve for x
    x = 3,214,659,539.58/77,554.45
  6. Step 6: Final answer
    x = 41,450.36

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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.