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Finding the Fourth Proportional to 182,578.54, 251,953.73 and 102,006.67

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Solution

The fourth proportional to 182,578.54, 251,953.73 and 102,006.67 is: 140,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,578.54 : 251,953.73 = 102,006.67 : x
  2. Step 2: Convert to fraction form
    182,578.54/251,953.73 = 102,006.67/x
  3. Step 3: Cross multiply
    182,578.54x = 251,953.73 × 102,006.67
  4. Step 4: Simplify right side
    182,578.54x = 25,700,960,233.99
  5. Step 5: Solve for x
    x = 25,700,960,233.99/182,578.54
  6. Step 6: Final answer
    x = 140,766.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.