Home / 166,277.85-249,453.63-47,939.96

Finding the Fourth Proportional to 166,277.85, 249,453.63 and 47,939.96

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Solution

The fourth proportional to 166,277.85, 249,453.63 and 47,939.96 is: 71,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,277.85 : 249,453.63 = 47,939.96 : x
  2. Step 2: Convert to fraction form
    166,277.85/249,453.63 = 47,939.96/x
  3. Step 3: Cross multiply
    166,277.85x = 249,453.63 × 47,939.96
  4. Step 4: Simplify right side
    166,277.85x = 11,958,795,796.79
  5. Step 5: Solve for x
    x = 11,958,795,796.79/166,277.85
  6. Step 6: Final answer
    x = 71,920.56

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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.