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Finding the Fourth Proportional to 111,318.84, 166,999.14 and 44,764.04

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Solution

The fourth proportional to 111,318.84, 166,999.14 and 44,764.04 is: 67,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,318.84 : 166,999.14 = 44,764.04 : x
  2. Step 2: Convert to fraction form
    111,318.84/166,999.14 = 44,764.04/x
  3. Step 3: Cross multiply
    111,318.84x = 166,999.14 × 44,764.04
  4. Step 4: Simplify right side
    111,318.84x = 7,475,556,182.93
  5. Step 5: Solve for x
    x = 7,475,556,182.93/111,318.84
  6. Step 6: Final answer
    x = 67,154.46

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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.