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Finding the Fourth Proportional to 80,135.84, 110,584.08 and 44,323.56

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Solution

The fourth proportional to 80,135.84, 110,584.08 and 44,323.56 is: 61,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,135.84 : 110,584.08 = 44,323.56 : x
  2. Step 2: Convert to fraction form
    80,135.84/110,584.08 = 44,323.56/x
  3. Step 3: Cross multiply
    80,135.84x = 110,584.08 × 44,323.56
  4. Step 4: Simplify right side
    80,135.84x = 4,901,480,104.92
  5. Step 5: Solve for x
    x = 4,901,480,104.92/80,135.84
  6. Step 6: Final answer
    x = 61,164.64

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1.5x scale

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.