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Finding the Fourth Proportional to 118,179.92, 177,217.96 and 44,256.08

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Solution

The fourth proportional to 118,179.92, 177,217.96 and 44,256.08 is: 66,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,179.92 : 177,217.96 = 44,256.08 : x
  2. Step 2: Convert to fraction form
    118,179.92/177,217.96 = 44,256.08/x
  3. Step 3: Cross multiply
    118,179.92x = 177,217.96 × 44,256.08
  4. Step 4: Simplify right side
    118,179.92x = 7,842,972,215.20
  5. Step 5: Solve for x
    x = 7,842,972,215.20/118,179.92
  6. Step 6: Final answer
    x = 66,364.68

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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.