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Finding the Fourth Proportional to 92,568.83, 127,745.37 and 50,127.39

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Solution

The fourth proportional to 92,568.83, 127,745.37 and 50,127.39 is: 69,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,568.83 : 127,745.37 = 50,127.39 : x
  2. Step 2: Convert to fraction form
    92,568.83/127,745.37 = 50,127.39/x
  3. Step 3: Cross multiply
    92,568.83x = 127,745.37 × 50,127.39
  4. Step 4: Simplify right side
    92,568.83x = 6,403,541,982.68
  5. Step 5: Solve for x
    x = 6,403,541,982.68/92,568.83
  6. Step 6: Final answer
    x = 69,176.01

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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.