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Finding the Fourth Proportional to 162,847.80, 244,125.90 and 106,714.80

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Solution

The fourth proportional to 162,847.80, 244,125.90 and 106,714.80 is: 159,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,847.80 : 244,125.90 = 106,714.80 : x
  2. Step 2: Convert to fraction form
    162,847.80/244,125.90 = 106,714.80/x
  3. Step 3: Cross multiply
    162,847.80x = 244,125.90 × 106,714.80
  4. Step 4: Simplify right side
    162,847.80x = 26,051,846,593.32
  5. Step 5: Solve for x
    x = 26,051,846,593.32/162,847.80
  6. Step 6: Final answer
    x = 159,976.66

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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.