Home / 164,623.88-227,180.96-89,172.38

Finding the Fourth Proportional to 164,623.88, 227,180.96 and 89,172.38

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Solution

The fourth proportional to 164,623.88, 227,180.96 and 89,172.38 is: 123,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,623.88 : 227,180.96 = 89,172.38 : x
  2. Step 2: Convert to fraction form
    164,623.88/227,180.96 = 89,172.38/x
  3. Step 3: Cross multiply
    164,623.88x = 227,180.96 × 89,172.38
  4. Step 4: Simplify right side
    164,623.88x = 20,258,265,312.12
  5. Step 5: Solve for x
    x = 20,258,265,312.12/164,623.88
  6. Step 6: Final answer
    x = 123,057.88

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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.