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Finding the Fourth Proportional to 118,366.96, 177,489.24 and 43,467.92

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Solution

The fourth proportional to 118,366.96, 177,489.24 and 43,467.92 is: 65,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,366.96 : 177,489.24 = 43,467.92 : x
  2. Step 2: Convert to fraction form
    118,366.96/177,489.24 = 43,467.92/x
  3. Step 3: Cross multiply
    118,366.96x = 177,489.24 × 43,467.92
  4. Step 4: Simplify right side
    118,366.96x = 7,715,088,085.18
  5. Step 5: Solve for x
    x = 7,715,088,085.18/118,366.96
  6. Step 6: Final answer
    x = 65,179.41

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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.