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Finding the Fourth Proportional to 251,301.82, 376,951.95 and 101,540.34

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Solution

The fourth proportional to 251,301.82, 376,951.95 and 101,540.34 is: 152,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,301.82 : 376,951.95 = 101,540.34 : x
  2. Step 2: Convert to fraction form
    251,301.82/376,951.95 = 101,540.34/x
  3. Step 3: Cross multiply
    251,301.82x = 376,951.95 × 101,540.34
  4. Step 4: Simplify right side
    251,301.82x = 38,275,829,166.66
  5. Step 5: Solve for x
    x = 38,275,829,166.66/251,301.82
  6. Step 6: Final answer
    x = 152,310.19

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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.