Home / 50,983.70-70,355.45-28,324.08

Finding the Fourth Proportional to 50,983.70, 70,355.45 and 28,324.08

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Solution

The fourth proportional to 50,983.70, 70,355.45 and 28,324.08 is: 39,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983.70 : 70,355.45 = 28,324.08 : x
  2. Step 2: Convert to fraction form
    50,983.70/70,355.45 = 28,324.08/x
  3. Step 3: Cross multiply
    50,983.70x = 70,355.45 × 28,324.08
  4. Step 4: Simplify right side
    50,983.70x = 1,992,753,465.05
  5. Step 5: Solve for x
    x = 1,992,753,465.05/50,983.70
  6. Step 6: Final answer
    x = 39,086.09

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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.