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Finding the Fourth Proportional to 179,967.15, 270,005.40 and 101,028.60

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Solution

The fourth proportional to 179,967.15, 270,005.40 and 101,028.60 is: 151,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,967.15 : 270,005.40 = 101,028.60 : x
  2. Step 2: Convert to fraction form
    179,967.15/270,005.40 = 101,028.60/x
  3. Step 3: Cross multiply
    179,967.15x = 270,005.40 × 101,028.60
  4. Step 4: Simplify right side
    179,967.15x = 27,278,267,554.44
  5. Step 5: Solve for x
    x = 27,278,267,554.44/179,967.15
  6. Step 6: Final answer
    x = 151,573.59

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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.