Home / 75,855.87-104,682.24-41,865.93

Finding the Fourth Proportional to 75,855.87, 104,682.24 and 41,865.93

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Solution

The fourth proportional to 75,855.87, 104,682.24 and 41,865.93 is: 57,775.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,855.87 : 104,682.24 = 41,865.93 : x
  2. Step 2: Convert to fraction form
    75,855.87/104,682.24 = 41,865.93/x
  3. Step 3: Cross multiply
    75,855.87x = 104,682.24 × 41,865.93
  4. Step 4: Simplify right side
    75,855.87x = 4,382,619,332.08
  5. Step 5: Solve for x
    x = 4,382,619,332.08/75,855.87
  6. Step 6: Final answer
    x = 57,775.61

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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.