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Finding the Fourth Proportional to 95,505.92, 142,861.08 and 88,420.04

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Solution

The fourth proportional to 95,505.92, 142,861.08 and 88,420.04 is: 132,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,505.92 : 142,861.08 = 88,420.04 : x
  2. Step 2: Convert to fraction form
    95,505.92/142,861.08 = 88,420.04/x
  3. Step 3: Cross multiply
    95,505.92x = 142,861.08 × 88,420.04
  4. Step 4: Simplify right side
    95,505.92x = 12,631,782,408.04
  5. Step 5: Solve for x
    x = 12,631,782,408.04/95,505.92
  6. Step 6: Final answer
    x = 132,261.77

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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.