Home / 164,629.56-227,190.36-89,179.68

Finding the Fourth Proportional to 164,629.56, 227,190.36 and 89,179.68

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Solution

The fourth proportional to 164,629.56, 227,190.36 and 89,179.68 is: 123,068.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,629.56 : 227,190.36 = 89,179.68 : x
  2. Step 2: Convert to fraction form
    164,629.56/227,190.36 = 89,179.68/x
  3. Step 3: Cross multiply
    164,629.56x = 227,190.36 × 89,179.68
  4. Step 4: Simplify right side
    164,629.56x = 20,260,763,603.88
  5. Step 5: Solve for x
    x = 20,260,763,603.88/164,629.56
  6. Step 6: Final answer
    x = 123,068.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.