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Finding the Fourth Proportional to 111,508.45, 167,295.48 and 44,914.30

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Solution

The fourth proportional to 111,508.45, 167,295.48 and 44,914.30 is: 67,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,508.45 : 167,295.48 = 44,914.30 : x
  2. Step 2: Convert to fraction form
    111,508.45/167,295.48 = 44,914.30/x
  3. Step 3: Cross multiply
    111,508.45x = 167,295.48 × 44,914.30
  4. Step 4: Simplify right side
    111,508.45x = 7,513,958,316.32
  5. Step 5: Solve for x
    x = 7,513,958,316.32/111,508.45
  6. Step 6: Final answer
    x = 67,384.66

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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.