Home / 166,067.70-249,143.27-47,739.25

Finding the Fourth Proportional to 166,067.70, 249,143.27 and 47,739.25

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Solution

The fourth proportional to 166,067.70, 249,143.27 and 47,739.25 is: 71,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,067.70 : 249,143.27 = 47,739.25 : x
  2. Step 2: Convert to fraction form
    166,067.70/249,143.27 = 47,739.25/x
  3. Step 3: Cross multiply
    166,067.70x = 249,143.27 × 47,739.25
  4. Step 4: Simplify right side
    166,067.70x = 11,893,912,852.35
  5. Step 5: Solve for x
    x = 11,893,912,852.35/166,067.70
  6. Step 6: Final answer
    x = 71,620.87

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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.