Home / 177,789.30-266,991.15-94,845.30

Finding the Fourth Proportional to 177,789.30, 266,991.15 and 94,845.30

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Solution

The fourth proportional to 177,789.30, 266,991.15 and 94,845.30 is: 142,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789.30 : 266,991.15 = 94,845.30 : x
  2. Step 2: Convert to fraction form
    177,789.30/266,991.15 = 94,845.30/x
  3. Step 3: Cross multiply
    177,789.30x = 266,991.15 × 94,845.30
  4. Step 4: Simplify right side
    177,789.30x = 25,322,855,719.10
  5. Step 5: Solve for x
    x = 25,322,855,719.10/177,789.30
  6. Step 6: Final answer
    x = 142,431.83

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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.