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Finding the Fourth Proportional to 162,850.70, 244,276.05 and 122,933.90

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Solution

The fourth proportional to 162,850.70, 244,276.05 and 122,933.90 is: 184,400.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,850.70 : 244,276.05 = 122,933.90 : x
  2. Step 2: Convert to fraction form
    162,850.70/244,276.05 = 122,933.90/x
  3. Step 3: Cross multiply
    162,850.70x = 244,276.05 × 122,933.90
  4. Step 4: Simplify right side
    162,850.70x = 30,029,807,503.10
  5. Step 5: Solve for x
    x = 30,029,807,503.10/162,850.70
  6. Step 6: Final answer
    x = 184,400.85

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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.