Home / 75,974.76-104,843.88-41,983.20

Finding the Fourth Proportional to 75,974.76, 104,843.88 and 41,983.20

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Solution

The fourth proportional to 75,974.76, 104,843.88 and 41,983.20 is: 57,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,974.76 : 104,843.88 = 41,983.20 : x
  2. Step 2: Convert to fraction form
    75,974.76/104,843.88 = 41,983.20/x
  3. Step 3: Cross multiply
    75,974.76x = 104,843.88 × 41,983.20
  4. Step 4: Simplify right side
    75,974.76x = 4,401,681,582.82
  5. Step 5: Solve for x
    x = 4,401,681,582.82/75,974.76
  6. Step 6: Final answer
    x = 57,936.10

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1.5x scale

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.