Home / 164,669.84-227,244.39-89,218.34

Finding the Fourth Proportional to 164,669.84, 227,244.39 and 89,218.34

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Solution

The fourth proportional to 164,669.84, 227,244.39 and 89,218.34 is: 123,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,669.84 : 227,244.39 = 89,218.34 : x
  2. Step 2: Convert to fraction form
    164,669.84/227,244.39 = 89,218.34/x
  3. Step 3: Cross multiply
    164,669.84x = 227,244.39 × 89,218.34
  4. Step 4: Simplify right side
    164,669.84x = 20,274,365,992.36
  5. Step 5: Solve for x
    x = 20,274,365,992.36/164,669.84
  6. Step 6: Final answer
    x = 123,121.31

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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.