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Finding the Fourth Proportional to 67,119.54, 92,625.15 and 36,907.95

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Solution

The fourth proportional to 67,119.54, 92,625.15 and 36,907.95 is: 50,933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,119.54 : 92,625.15 = 36,907.95 : x
  2. Step 2: Convert to fraction form
    67,119.54/92,625.15 = 36,907.95/x
  3. Step 3: Cross multiply
    67,119.54x = 92,625.15 × 36,907.95
  4. Step 4: Simplify right side
    67,119.54x = 3,418,604,404.94
  5. Step 5: Solve for x
    x = 3,418,604,404.94/67,119.54
  6. Step 6: Final answer
    x = 50,933.07

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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.