Home / 166,481.72-249,605.92-61,287.04

Finding the Fourth Proportional to 166,481.72, 249,605.92 and 61,287.04

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Solution

The fourth proportional to 166,481.72, 249,605.92 and 61,287.04 is: 91,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,481.72 : 249,605.92 = 61,287.04 : x
  2. Step 2: Convert to fraction form
    166,481.72/249,605.92 = 61,287.04/x
  3. Step 3: Cross multiply
    166,481.72x = 249,605.92 × 61,287.04
  4. Step 4: Simplify right side
    166,481.72x = 15,297,608,003.28
  5. Step 5: Solve for x
    x = 15,297,608,003.28/166,481.72
  6. Step 6: Final answer
    x = 91,887.61

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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.