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Finding the Fourth Proportional to 162,812.70, 244,219.05 and 96,327.90

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Solution

The fourth proportional to 162,812.70, 244,219.05 and 96,327.90 is: 144,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,812.70 : 244,219.05 = 96,327.90 : x
  2. Step 2: Convert to fraction form
    162,812.70/244,219.05 = 96,327.90/x
  3. Step 3: Cross multiply
    162,812.70x = 244,219.05 × 96,327.90
  4. Step 4: Simplify right side
    162,812.70x = 23,525,108,226.50
  5. Step 5: Solve for x
    x = 23,525,108,226.50/162,812.70
  6. Step 6: Final answer
    x = 144,491.85

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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.