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Finding the Fourth Proportional to 118,654.25, 177,953.33 and 43,733.71

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Solution

The fourth proportional to 118,654.25, 177,953.33 and 43,733.71 is: 65,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,654.25 : 177,953.33 = 43,733.71 : x
  2. Step 2: Convert to fraction form
    118,654.25/177,953.33 = 43,733.71/x
  3. Step 3: Cross multiply
    118,654.25x = 177,953.33 × 43,733.71
  4. Step 4: Simplify right side
    118,654.25x = 7,782,559,220.54
  5. Step 5: Solve for x
    x = 7,782,559,220.54/118,654.25
  6. Step 6: Final answer
    x = 65,590.23

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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.