Home / 166,286.49-249,550.03-66,474.55

Finding the Fourth Proportional to 166,286.49, 249,550.03 and 66,474.55

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Solution

The fourth proportional to 166,286.49, 249,550.03 and 66,474.55 is: 99,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,286.49 : 249,550.03 = 66,474.55 : x
  2. Step 2: Convert to fraction form
    166,286.49/249,550.03 = 66,474.55/x
  3. Step 3: Cross multiply
    166,286.49x = 249,550.03 × 66,474.55
  4. Step 4: Simplify right side
    166,286.49x = 16,588,725,359.47
  5. Step 5: Solve for x
    x = 16,588,725,359.47/166,286.49
  6. Step 6: Final answer
    x = 99,759.91

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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.