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Finding the Fourth Proportional to 106,672.77, 160,009.20 and 27,794.97

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Solution

The fourth proportional to 106,672.77, 160,009.20 and 27,794.97 is: 41,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,672.77 : 160,009.20 = 27,794.97 : x
  2. Step 2: Convert to fraction form
    106,672.77/160,009.20 = 27,794.97/x
  3. Step 3: Cross multiply
    106,672.77x = 160,009.20 × 27,794.97
  4. Step 4: Simplify right side
    106,672.77x = 4,447,450,913.72
  5. Step 5: Solve for x
    x = 4,447,450,913.72/106,672.77
  6. Step 6: Final answer
    x = 41,692.47

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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.