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Finding the Fourth Proportional to 111,269.84, 166,852.92 and 58,704.08

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Solution

The fourth proportional to 111,269.84, 166,852.92 and 58,704.08 is: 88,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,269.84 : 166,852.92 = 58,704.08 : x
  2. Step 2: Convert to fraction form
    111,269.84/166,852.92 = 58,704.08/x
  3. Step 3: Cross multiply
    111,269.84x = 166,852.92 × 58,704.08
  4. Step 4: Simplify right side
    111,269.84x = 9,794,947,163.91
  5. Step 5: Solve for x
    x = 9,794,947,163.91/111,269.84
  6. Step 6: Final answer
    x = 88,028.77

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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.