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Finding the Fourth Proportional to 111,204.70, 166,806.51 and 37,332.70

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Solution

The fourth proportional to 111,204.70, 166,806.51 and 37,332.70 is: 55,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,204.70 : 166,806.51 = 37,332.70 : x
  2. Step 2: Convert to fraction form
    111,204.70/166,806.51 = 37,332.70/x
  3. Step 3: Cross multiply
    111,204.70x = 166,806.51 × 37,332.70
  4. Step 4: Simplify right side
    111,204.70x = 6,227,337,395.88
  5. Step 5: Solve for x
    x = 6,227,337,395.88/111,204.70
  6. Step 6: Final answer
    x = 55,998.87

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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.