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Finding the Fourth Proportional to 166,351.62, 249,523.92 and 54,031.62

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Solution

The fourth proportional to 166,351.62, 249,523.92 and 54,031.62 is: 81,046.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,351.62 : 249,523.92 = 54,031.62 : x
  2. Step 2: Convert to fraction form
    166,351.62/249,523.92 = 54,031.62/x
  3. Step 3: Cross multiply
    166,351.62x = 249,523.92 × 54,031.62
  4. Step 4: Simplify right side
    166,351.62x = 13,482,181,626.35
  5. Step 5: Solve for x
    x = 13,482,181,626.35/166,351.62
  6. Step 6: Final answer
    x = 81,046.29

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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.