Home / 177,633.00-266,639.19-76,481.11

Finding the Fourth Proportional to 177,633.00, 266,639.19 and 76,481.11

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Solution

The fourth proportional to 177,633.00, 266,639.19 and 76,481.11 is: 114,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,633.00 : 266,639.19 = 76,481.11 : x
  2. Step 2: Convert to fraction form
    177,633.00/266,639.19 = 76,481.11/x
  3. Step 3: Cross multiply
    177,633.00x = 266,639.19 × 76,481.11
  4. Step 4: Simplify right side
    177,633.00x = 20,392,859,505.10
  5. Step 5: Solve for x
    x = 20,392,859,505.10/177,633.00
  6. Step 6: Final answer
    x = 114,803.33

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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.