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Finding the Fourth Proportional to 162,250.86, 242,784.21 and 95,722.86

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Solution

The fourth proportional to 162,250.86, 242,784.21 and 95,722.86 is: 143,234.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,250.86 : 242,784.21 = 95,722.86 : x
  2. Step 2: Convert to fraction form
    162,250.86/242,784.21 = 95,722.86/x
  3. Step 3: Cross multiply
    162,250.86x = 242,784.21 × 95,722.86
  4. Step 4: Simplify right side
    162,250.86x = 23,239,998,944.04
  5. Step 5: Solve for x
    x = 23,239,998,944.04/162,250.86
  6. Step 6: Final answer
    x = 143,234.98

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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.