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Finding the Fourth Proportional to 73,708.62, 101,717.94 and 41,877.60

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Solution

The fourth proportional to 73,708.62, 101,717.94 and 41,877.60 is: 57,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,708.62 : 101,717.94 = 41,877.60 : x
  2. Step 2: Convert to fraction form
    73,708.62/101,717.94 = 41,877.60/x
  3. Step 3: Cross multiply
    73,708.62x = 101,717.94 × 41,877.60
  4. Step 4: Simplify right side
    73,708.62x = 4,259,703,204.14
  5. Step 5: Solve for x
    x = 4,259,703,204.14/73,708.62
  6. Step 6: Final answer
    x = 57,791.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.