Home / 166,452.25-229,704.93-91,000.75

Finding the Fourth Proportional to 166,452.25, 229,704.93 and 91,000.75

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Solution

The fourth proportional to 166,452.25, 229,704.93 and 91,000.75 is: 125,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,452.25 : 229,704.93 = 91,000.75 : x
  2. Step 2: Convert to fraction form
    166,452.25/229,704.93 = 91,000.75/x
  3. Step 3: Cross multiply
    166,452.25x = 229,704.93 × 91,000.75
  4. Step 4: Simplify right side
    166,452.25x = 20,903,320,908.70
  5. Step 5: Solve for x
    x = 20,903,320,908.70/166,452.25
  6. Step 6: Final answer
    x = 125,581.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.