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Finding the Fourth Proportional to 251,266.92, 376,752.76 and 101,511.96

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Solution

The fourth proportional to 251,266.92, 376,752.76 and 101,511.96 is: 152,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,266.92 : 376,752.76 = 101,511.96 : x
  2. Step 2: Convert to fraction form
    251,266.92/376,752.76 = 101,511.96/x
  3. Step 3: Cross multiply
    251,266.92x = 376,752.76 × 101,511.96
  4. Step 4: Simplify right side
    251,266.92x = 38,244,911,103.01
  5. Step 5: Solve for x
    x = 38,244,911,103.01/251,266.92
  6. Step 6: Final answer
    x = 152,208.30

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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.