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Finding the Fourth Proportional to 95,961.20, 144,114.60 and 92,850.80

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Solution

The fourth proportional to 95,961.20, 144,114.60 and 92,850.80 is: 139,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,961.20 : 144,114.60 = 92,850.80 : x
  2. Step 2: Convert to fraction form
    95,961.20/144,114.60 = 92,850.80/x
  3. Step 3: Cross multiply
    95,961.20x = 144,114.60 × 92,850.80
  4. Step 4: Simplify right side
    95,961.20x = 13,381,155,901.68
  5. Step 5: Solve for x
    x = 13,381,155,901.68/95,961.20
  6. Step 6: Final answer
    x = 139,443.40

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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.