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Finding the Fourth Proportional to 176,758.20, 264,845.70 and 166,260.60

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Solution

The fourth proportional to 176,758.20, 264,845.70 and 166,260.60 is: 249,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,758.20 : 264,845.70 = 166,260.60 : x
  2. Step 2: Convert to fraction form
    176,758.20/264,845.70 = 166,260.60/x
  3. Step 3: Cross multiply
    176,758.20x = 264,845.70 × 166,260.60
  4. Step 4: Simplify right side
    176,758.20x = 44,033,404,989.42
  5. Step 5: Solve for x
    x = 44,033,404,989.42/176,758.20
  6. Step 6: Final answer
    x = 249,116.62

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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.