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Finding the Fourth Proportional to 95,940.66, 143,911.35 and 29,380.53

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Solution

The fourth proportional to 95,940.66, 143,911.35 and 29,380.53 is: 44,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,940.66 : 143,911.35 = 29,380.53 : x
  2. Step 2: Convert to fraction form
    95,940.66/143,911.35 = 29,380.53/x
  3. Step 3: Cross multiply
    95,940.66x = 143,911.35 × 29,380.53
  4. Step 4: Simplify right side
    95,940.66x = 4,228,191,736.02
  5. Step 5: Solve for x
    x = 4,228,191,736.02/95,940.66
  6. Step 6: Final answer
    x = 44,070.91

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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.