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Finding the Fourth Proportional to 250,919.43, 376,092.81 and 101,063.76

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Solution

The fourth proportional to 250,919.43, 376,092.81 and 101,063.76 is: 151,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,919.43 : 376,092.81 = 101,063.76 : x
  2. Step 2: Convert to fraction form
    250,919.43/376,092.81 = 101,063.76/x
  3. Step 3: Cross multiply
    250,919.43x = 376,092.81 × 101,063.76
  4. Step 4: Simplify right side
    250,919.43x = 38,009,353,487.57
  5. Step 5: Solve for x
    x = 38,009,353,487.57/250,919.43
  6. Step 6: Final answer
    x = 151,480.31

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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.