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Finding the Fourth Proportional to 166,522.96, 229,804.10 and 93,929.31

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Solution

The fourth proportional to 166,522.96, 229,804.10 and 93,929.31 is: 129,623.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,522.96 : 229,804.10 = 93,929.31 : x
  2. Step 2: Convert to fraction form
    166,522.96/229,804.10 = 93,929.31/x
  3. Step 3: Cross multiply
    166,522.96x = 229,804.10 × 93,929.31
  4. Step 4: Simplify right side
    166,522.96x = 21,585,339,164.33
  5. Step 5: Solve for x
    x = 21,585,339,164.33/166,522.96
  6. Step 6: Final answer
    x = 129,623.81

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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.