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Finding the Fourth Proportional to 250,738.96, 376,109.88 and 63,750.64

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Solution

The fourth proportional to 250,738.96, 376,109.88 and 63,750.64 is: 95,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,738.96 : 376,109.88 = 63,750.64 : x
  2. Step 2: Convert to fraction form
    250,738.96/376,109.88 = 63,750.64/x
  3. Step 3: Cross multiply
    250,738.96x = 376,109.88 × 63,750.64
  4. Step 4: Simplify right side
    250,738.96x = 23,977,245,560.32
  5. Step 5: Solve for x
    x = 23,977,245,560.32/250,738.96
  6. Step 6: Final answer
    x = 95,626.33

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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.