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Finding the Fourth Proportional to 162,989.82, 244,506.87 and 50,649.03

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Solution

The fourth proportional to 162,989.82, 244,506.87 and 50,649.03 is: 75,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,989.82 : 244,506.87 = 50,649.03 : x
  2. Step 2: Convert to fraction form
    162,989.82/244,506.87 = 50,649.03/x
  3. Step 3: Cross multiply
    162,989.82x = 244,506.87 × 50,649.03
  4. Step 4: Simplify right side
    162,989.82x = 12,384,035,793.84
  5. Step 5: Solve for x
    x = 12,384,035,793.84/162,989.82
  6. Step 6: Final answer
    x = 75,980.42

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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.