Home / 75,397.92-104,046.36-41,405.27

Finding the Fourth Proportional to 75,397.92, 104,046.36 and 41,405.27

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Solution

The fourth proportional to 75,397.92, 104,046.36 and 41,405.27 is: 57,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,397.92 : 104,046.36 = 41,405.27 : x
  2. Step 2: Convert to fraction form
    75,397.92/104,046.36 = 41,405.27/x
  3. Step 3: Cross multiply
    75,397.92x = 104,046.36 × 41,405.27
  4. Step 4: Simplify right side
    75,397.92x = 4,308,067,108.09
  5. Step 5: Solve for x
    x = 4,308,067,108.09/75,397.92
  6. Step 6: Final answer
    x = 57,137.74

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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.