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Finding the Fourth Proportional to 118,059.93, 177,042.92 and 43,163.01

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Solution

The fourth proportional to 118,059.93, 177,042.92 and 43,163.01 is: 64,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,059.93 : 177,042.92 = 43,163.01 : x
  2. Step 2: Convert to fraction form
    118,059.93/177,042.92 = 43,163.01/x
  3. Step 3: Cross multiply
    118,059.93x = 177,042.92 × 43,163.01
  4. Step 4: Simplify right side
    118,059.93x = 7,641,705,110.57
  5. Step 5: Solve for x
    x = 7,641,705,110.57/118,059.93
  6. Step 6: Final answer
    x = 64,727.34

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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.