Home / 166,615.62-229,930.66-102,084.96

Finding the Fourth Proportional to 166,615.62, 229,930.66 and 102,084.96

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Solution

The fourth proportional to 166,615.62, 229,930.66 and 102,084.96 is: 140,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,615.62 : 229,930.66 = 102,084.96 : x
  2. Step 2: Convert to fraction form
    166,615.62/229,930.66 = 102,084.96/x
  3. Step 3: Cross multiply
    166,615.62x = 229,930.66 × 102,084.96
  4. Step 4: Simplify right side
    166,615.62x = 23,472,462,228.87
  5. Step 5: Solve for x
    x = 23,472,462,228.87/166,615.62
  6. Step 6: Final answer
    x = 140,877.92

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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.