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Finding the Fourth Proportional to 251,258.96, 376,885.41 and 73,759.61

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Solution

The fourth proportional to 251,258.96, 376,885.41 and 73,759.61 is: 110,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,258.96 : 376,885.41 = 73,759.61 : x
  2. Step 2: Convert to fraction form
    251,258.96/376,885.41 = 73,759.61/x
  3. Step 3: Cross multiply
    251,258.96x = 376,885.41 × 73,759.61
  4. Step 4: Simplify right side
    251,258.96x = 27,798,921,521.91
  5. Step 5: Solve for x
    x = 27,798,921,521.91/251,258.96
  6. Step 6: Final answer
    x = 110,638.53

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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.