Home / 204,090.99-281,668.35-123,562.89

Finding the Fourth Proportional to 204,090.99, 281,668.35 and 123,562.89

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Solution

The fourth proportional to 204,090.99, 281,668.35 and 123,562.89 is: 170,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,090.99 : 281,668.35 = 123,562.89 : x
  2. Step 2: Convert to fraction form
    204,090.99/281,668.35 = 123,562.89/x
  3. Step 3: Cross multiply
    204,090.99x = 281,668.35 × 123,562.89
  4. Step 4: Simplify right side
    204,090.99x = 34,803,755,347.53
  5. Step 5: Solve for x
    x = 34,803,755,347.53/204,090.99
  6. Step 6: Final answer
    x = 170,530.58

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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.