Home / 75,900.56-104,794.44-49,107.92

Finding the Fourth Proportional to 75,900.56, 104,794.44 and 49,107.92

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Solution

The fourth proportional to 75,900.56, 104,794.44 and 49,107.92 is: 67,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,900.56 : 104,794.44 = 49,107.92 : x
  2. Step 2: Convert to fraction form
    75,900.56/104,794.44 = 49,107.92/x
  3. Step 3: Cross multiply
    75,900.56x = 104,794.44 × 49,107.92
  4. Step 4: Simplify right side
    75,900.56x = 5,146,236,975.96
  5. Step 5: Solve for x
    x = 5,146,236,975.96/75,900.56
  6. Step 6: Final answer
    x = 67,802.36

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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.