Home / 166,034.25-229,127.04-90,582.75

Finding the Fourth Proportional to 166,034.25, 229,127.04 and 90,582.75

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Solution

The fourth proportional to 166,034.25, 229,127.04 and 90,582.75 is: 125,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,034.25 : 229,127.04 = 90,582.75 : x
  2. Step 2: Convert to fraction form
    166,034.25/229,127.04 = 90,582.75/x
  3. Step 3: Cross multiply
    166,034.25x = 229,127.04 × 90,582.75
  4. Step 4: Simplify right side
    166,034.25x = 20,754,957,382.56
  5. Step 5: Solve for x
    x = 20,754,957,382.56/166,034.25
  6. Step 6: Final answer
    x = 125,004.07

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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.