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Finding the Fourth Proportional to 111,774.63, 167,667.09 and 36,901.29

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Solution

The fourth proportional to 111,774.63, 167,667.09 and 36,901.29 is: 55,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,774.63 : 167,667.09 = 36,901.29 : x
  2. Step 2: Convert to fraction form
    111,774.63/167,667.09 = 36,901.29/x
  3. Step 3: Cross multiply
    111,774.63x = 167,667.09 × 36,901.29
  4. Step 4: Simplify right side
    111,774.63x = 6,187,131,911.55
  5. Step 5: Solve for x
    x = 6,187,131,911.55/111,774.63
  6. Step 6: Final answer
    x = 55,353.63

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1.5x scale

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.