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Finding the Fourth Proportional to 111,263.33, 166,855.71 and 48,080.90

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Solution

The fourth proportional to 111,263.33, 166,855.71 and 48,080.90 is: 72,104.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,263.33 : 166,855.71 = 48,080.90 : x
  2. Step 2: Convert to fraction form
    111,263.33/166,855.71 = 48,080.90/x
  3. Step 3: Cross multiply
    111,263.33x = 166,855.71 × 48,080.90
  4. Step 4: Simplify right side
    111,263.33x = 8,022,572,706.94
  5. Step 5: Solve for x
    x = 8,022,572,706.94/111,263.33
  6. Step 6: Final answer
    x = 72,104.37

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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.