Home / 164,971.13-227,660.76-89,519.63

Finding the Fourth Proportional to 164,971.13, 227,660.76 and 89,519.63

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Solution

The fourth proportional to 164,971.13, 227,660.76 and 89,519.63 is: 123,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,971.13 : 227,660.76 = 89,519.63 : x
  2. Step 2: Convert to fraction form
    164,971.13/227,660.76 = 89,519.63/x
  3. Step 3: Cross multiply
    164,971.13x = 227,660.76 × 89,519.63
  4. Step 4: Simplify right side
    164,971.13x = 20,380,105,862.42
  5. Step 5: Solve for x
    x = 20,380,105,862.42/164,971.13
  6. Step 6: Final answer
    x = 123,537.41

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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.