Home / 164,629.29-227,188.43-89,177.79

Finding the Fourth Proportional to 164,629.29, 227,188.43 and 89,177.79

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Solution

The fourth proportional to 164,629.29, 227,188.43 and 89,177.79 is: 123,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,629.29 : 227,188.43 = 89,177.79 : x
  2. Step 2: Convert to fraction form
    164,629.29/227,188.43 = 89,177.79/x
  3. Step 3: Cross multiply
    164,629.29x = 227,188.43 × 89,177.79
  4. Step 4: Simplify right side
    164,629.29x = 20,260,162,100.97
  5. Step 5: Solve for x
    x = 20,260,162,100.97/164,629.29
  6. Step 6: Final answer
    x = 123,065.36

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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.