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Finding the Fourth Proportional to 111,594.31, 167,402.49 and 36,684.07

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Solution

The fourth proportional to 111,594.31, 167,402.49 and 36,684.07 is: 55,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,594.31 : 167,402.49 = 36,684.07 : x
  2. Step 2: Convert to fraction form
    111,594.31/167,402.49 = 36,684.07/x
  3. Step 3: Cross multiply
    111,594.31x = 167,402.49 × 36,684.07
  4. Step 4: Simplify right side
    111,594.31x = 6,141,004,661.33
  5. Step 5: Solve for x
    x = 6,141,004,661.33/111,594.31
  6. Step 6: Final answer
    x = 55,029.73

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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.