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Finding the Fourth Proportional to 165,995.76, 248,993.52 and 60,822.96

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Solution

The fourth proportional to 165,995.76, 248,993.52 and 60,822.96 is: 91,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,995.76 : 248,993.52 = 60,822.96 : x
  2. Step 2: Convert to fraction form
    165,995.76/248,993.52 = 60,822.96/x
  3. Step 3: Cross multiply
    165,995.76x = 248,993.52 × 60,822.96
  4. Step 4: Simplify right side
    165,995.76x = 15,144,522,907.22
  5. Step 5: Solve for x
    x = 15,144,522,907.22/165,995.76
  6. Step 6: Final answer
    x = 91,234.40

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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.