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Finding the Fourth Proportional to 95,752.53, 143,414.96 and 69,396.75

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Solution

The fourth proportional to 95,752.53, 143,414.96 and 69,396.75 is: 103,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,752.53 : 143,414.96 = 69,396.75 : x
  2. Step 2: Convert to fraction form
    95,752.53/143,414.96 = 69,396.75/x
  3. Step 3: Cross multiply
    95,752.53x = 143,414.96 × 69,396.75
  4. Step 4: Simplify right side
    95,752.53x = 9,952,531,778.40
  5. Step 5: Solve for x
    x = 9,952,531,778.40/95,752.53
  6. Step 6: Final answer
    x = 103,940.14

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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.