Home / 177,605.40-266,222-82,757.38

Finding the Fourth Proportional to 177,605.40, 266,222 and 82,757.38

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Solution

The fourth proportional to 177,605.40, 266,222 and 82,757.38 is: 124,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,605.40 : 266,222 = 82,757.38 : x
  2. Step 2: Convert to fraction form
    177,605.40/266,222 = 82,757.38/x
  3. Step 3: Cross multiply
    177,605.40x = 266,222 × 82,757.38
  4. Step 4: Simplify right side
    177,605.40x = 22,031,835,218.36
  5. Step 5: Solve for x
    x = 22,031,835,218.36/177,605.40
  6. Step 6: Final answer
    x = 124,049.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.