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Finding the Fourth Proportional to 250,764.66, 376,137.27 and 63,781.02

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Solution

The fourth proportional to 250,764.66, 376,137.27 and 63,781.02 is: 95,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,764.66 : 376,137.27 = 63,781.02 : x
  2. Step 2: Convert to fraction form
    250,764.66/376,137.27 = 63,781.02/x
  3. Step 3: Cross multiply
    250,764.66x = 376,137.27 × 63,781.02
  4. Step 4: Simplify right side
    250,764.66x = 23,990,418,740.62
  5. Step 5: Solve for x
    x = 23,990,418,740.62/250,764.66
  6. Step 6: Final answer
    x = 95,669.06

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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.