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Finding the Fourth Proportional to 170,174, 254,815.08 and 119,982.44

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Solution

The fourth proportional to 170,174, 254,815.08 and 119,982.44 is: 179,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,174 : 254,815.08 = 119,982.44 : x
  2. Step 2: Convert to fraction form
    170,174/254,815.08 = 119,982.44/x
  3. Step 3: Cross multiply
    170,174x = 254,815.08 × 119,982.44
  4. Step 4: Simplify right side
    170,174x = 30,573,335,047.20
  5. Step 5: Solve for x
    x = 30,573,335,047.20/170,174
  6. Step 6: Final answer
    x = 179,659.26

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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.