Home / 166,571.40-249,872.13-54,222.48

Finding the Fourth Proportional to 166,571.40, 249,872.13 and 54,222.48

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Solution

The fourth proportional to 166,571.40, 249,872.13 and 54,222.48 is: 81,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,571.40 : 249,872.13 = 54,222.48 : x
  2. Step 2: Convert to fraction form
    166,571.40/249,872.13 = 54,222.48/x
  3. Step 3: Cross multiply
    166,571.40x = 249,872.13 × 54,222.48
  4. Step 4: Simplify right side
    166,571.40x = 13,548,686,571.48
  5. Step 5: Solve for x
    x = 13,548,686,571.48/166,571.40
  6. Step 6: Final answer
    x = 81,338.61

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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.