Home / 50,330.13-75,519.80-35,633.49

Finding the Fourth Proportional to 50,330.13, 75,519.80 and 35,633.49

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Solution

The fourth proportional to 50,330.13, 75,519.80 and 35,633.49 is: 53,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,330.13 : 75,519.80 = 35,633.49 : x
  2. Step 2: Convert to fraction form
    50,330.13/75,519.80 = 35,633.49/x
  3. Step 3: Cross multiply
    50,330.13x = 75,519.80 × 35,633.49
  4. Step 4: Simplify right side
    50,330.13x = 2,691,033,859.93
  5. Step 5: Solve for x
    x = 2,691,033,859.93/50,330.13
  6. Step 6: Final answer
    x = 53,467.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.