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Finding the Fourth Proportional to 106,369.58, 146,791.02 and 58,624.68

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Solution

The fourth proportional to 106,369.58, 146,791.02 and 58,624.68 is: 80,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,369.58 : 146,791.02 = 58,624.68 : x
  2. Step 2: Convert to fraction form
    106,369.58/146,791.02 = 58,624.68/x
  3. Step 3: Cross multiply
    106,369.58x = 146,791.02 × 58,624.68
  4. Step 4: Simplify right side
    106,369.58x = 8,605,576,574.37
  5. Step 5: Solve for x
    x = 8,605,576,574.37/106,369.58
  6. Step 6: Final answer
    x = 80,902.61

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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.