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Finding the Fourth Proportional to 111,438.62, 167,163.51 and 36,552.14

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Solution

The fourth proportional to 111,438.62, 167,163.51 and 36,552.14 is: 54,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,438.62 : 167,163.51 = 36,552.14 : x
  2. Step 2: Convert to fraction form
    111,438.62/167,163.51 = 36,552.14/x
  3. Step 3: Cross multiply
    111,438.62x = 167,163.51 × 36,552.14
  4. Step 4: Simplify right side
    111,438.62x = 6,110,184,020.41
  5. Step 5: Solve for x
    x = 6,110,184,020.41/111,438.62
  6. Step 6: Final answer
    x = 54,830.04

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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.