Home / 166,632.60-249,974.82-54,286.66

Finding the Fourth Proportional to 166,632.60, 249,974.82 and 54,286.66

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Solution

The fourth proportional to 166,632.60, 249,974.82 and 54,286.66 is: 81,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,632.60 : 249,974.82 = 54,286.66 : x
  2. Step 2: Convert to fraction form
    166,632.60/249,974.82 = 54,286.66/x
  3. Step 3: Cross multiply
    166,632.60x = 249,974.82 × 54,286.66
  4. Step 4: Simplify right side
    166,632.60x = 13,570,299,257.33
  5. Step 5: Solve for x
    x = 13,570,299,257.33/166,632.60
  6. Step 6: Final answer
    x = 81,438.44

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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.