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Finding the Fourth Proportional to 118,656.93, 177,999.20 and 41,696.27

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Solution

The fourth proportional to 118,656.93, 177,999.20 and 41,696.27 is: 62,549.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,656.93 : 177,999.20 = 41,696.27 : x
  2. Step 2: Convert to fraction form
    118,656.93/177,999.20 = 41,696.27/x
  3. Step 3: Cross multiply
    118,656.93x = 177,999.20 × 41,696.27
  4. Step 4: Simplify right side
    118,656.93x = 7,421,902,311.09
  5. Step 5: Solve for x
    x = 7,421,902,311.09/118,656.93
  6. Step 6: Final answer
    x = 62,549.26

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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.