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Finding the Fourth Proportional to 166,065.62, 229,175.62 and 94,455.96

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Solution

The fourth proportional to 166,065.62, 229,175.62 and 94,455.96 is: 130,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,065.62 : 229,175.62 = 94,455.96 : x
  2. Step 2: Convert to fraction form
    166,065.62/229,175.62 = 94,455.96/x
  3. Step 3: Cross multiply
    166,065.62x = 229,175.62 × 94,455.96
  4. Step 4: Simplify right side
    166,065.62x = 21,647,003,195.70
  5. Step 5: Solve for x
    x = 21,647,003,195.70/166,065.62
  6. Step 6: Final answer
    x = 130,352.11

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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.