Home / 166,728.90-250,133.14-54,409.33

Finding the Fourth Proportional to 166,728.90, 250,133.14 and 54,409.33

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Solution

The fourth proportional to 166,728.90, 250,133.14 and 54,409.33 is: 81,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,728.90 : 250,133.14 = 54,409.33 : x
  2. Step 2: Convert to fraction form
    166,728.90/250,133.14 = 54,409.33/x
  3. Step 3: Cross multiply
    166,728.90x = 250,133.14 × 54,409.33
  4. Step 4: Simplify right side
    166,728.90x = 13,609,576,558.20
  5. Step 5: Solve for x
    x = 13,609,576,558.20/166,728.90
  6. Step 6: Final answer
    x = 81,626.98

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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.