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Finding the Fourth Proportional to 162,865.92, 244,259.55 and 68,044.86

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Solution

The fourth proportional to 162,865.92, 244,259.55 and 68,044.86 is: 102,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,865.92 : 244,259.55 = 68,044.86 : x
  2. Step 2: Convert to fraction form
    162,865.92/244,259.55 = 68,044.86/x
  3. Step 3: Cross multiply
    162,865.92x = 244,259.55 × 68,044.86
  4. Step 4: Simplify right side
    162,865.92x = 16,620,606,883.41
  5. Step 5: Solve for x
    x = 16,620,606,883.41/162,865.92
  6. Step 6: Final answer
    x = 102,050.86

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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.