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Finding the Fourth Proportional to 162,563.76, 243,821 and 44,244.32

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Solution

The fourth proportional to 162,563.76, 243,821 and 44,244.32 is: 66,359.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,563.76 : 243,821 = 44,244.32 : x
  2. Step 2: Convert to fraction form
    162,563.76/243,821 = 44,244.32/x
  3. Step 3: Cross multiply
    162,563.76x = 243,821 × 44,244.32
  4. Step 4: Simplify right side
    162,563.76x = 10,787,694,346.72
  5. Step 5: Solve for x
    x = 10,787,694,346.72/162,563.76
  6. Step 6: Final answer
    x = 66,359.77

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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.