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Finding the Fourth Proportional to 162,717.80, 244,054.20 and 50,475.20

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Solution

The fourth proportional to 162,717.80, 244,054.20 and 50,475.20 is: 75,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,717.80 : 244,054.20 = 50,475.20 : x
  2. Step 2: Convert to fraction form
    162,717.80/244,054.20 = 50,475.20/x
  3. Step 3: Cross multiply
    162,717.80x = 244,054.20 × 50,475.20
  4. Step 4: Simplify right side
    162,717.80x = 12,318,684,555.84
  5. Step 5: Solve for x
    x = 12,318,684,555.84/162,717.80
  6. Step 6: Final answer
    x = 75,705.82

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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.