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Finding the Fourth Proportional to 96,625.90, 144,823.65 and 40,465.90

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Solution

The fourth proportional to 96,625.90, 144,823.65 and 40,465.90 is: 60,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,625.90 : 144,823.65 = 40,465.90 : x
  2. Step 2: Convert to fraction form
    96,625.90/144,823.65 = 40,465.90/x
  3. Step 3: Cross multiply
    96,625.90x = 144,823.65 × 40,465.90
  4. Step 4: Simplify right side
    96,625.90x = 5,860,419,338.54
  5. Step 5: Solve for x
    x = 5,860,419,338.54/96,625.90
  6. Step 6: Final answer
    x = 60,650.61

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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.