Home / 164,621.71-227,147.97-96,641.56

Finding the Fourth Proportional to 164,621.71, 227,147.97 and 96,641.56

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Solution

The fourth proportional to 164,621.71, 227,147.97 and 96,641.56 is: 133,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,621.71 : 227,147.97 = 96,641.56 : x
  2. Step 2: Convert to fraction form
    164,621.71/227,147.97 = 96,641.56/x
  3. Step 3: Cross multiply
    164,621.71x = 227,147.97 × 96,641.56
  4. Step 4: Simplify right side
    164,621.71x = 21,951,934,171.63
  5. Step 5: Solve for x
    x = 21,951,934,171.63/164,621.71
  6. Step 6: Final answer
    x = 133,347.75

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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.