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Finding the Fourth Proportional to 80,339.84, 110,868.69 and 44,529.50

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Solution

The fourth proportional to 80,339.84, 110,868.69 and 44,529.50 is: 61,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,339.84 : 110,868.69 = 44,529.50 : x
  2. Step 2: Convert to fraction form
    80,339.84/110,868.69 = 44,529.50/x
  3. Step 3: Cross multiply
    80,339.84x = 110,868.69 × 44,529.50
  4. Step 4: Simplify right side
    80,339.84x = 4,936,927,331.36
  5. Step 5: Solve for x
    x = 4,936,927,331.36/80,339.84
  6. Step 6: Final answer
    x = 61,450.55

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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.