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Finding the Fourth Proportional to 67,325.97, 100,991.52 and 25,201.61

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Solution

The fourth proportional to 67,325.97, 100,991.52 and 25,201.61 is: 37,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,325.97 : 100,991.52 = 25,201.61 : x
  2. Step 2: Convert to fraction form
    67,325.97/100,991.52 = 25,201.61/x
  3. Step 3: Cross multiply
    67,325.97x = 100,991.52 × 25,201.61
  4. Step 4: Simplify right side
    67,325.97x = 2,545,148,900.35
  5. Step 5: Solve for x
    x = 2,545,148,900.35/67,325.97
  6. Step 6: Final answer
    x = 37,803.38

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1.5x scale

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.