Home / 50,378.21-69,521.93-27,716.72

Finding the Fourth Proportional to 50,378.21, 69,521.93 and 27,716.72

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Solution

The fourth proportional to 50,378.21, 69,521.93 and 27,716.72 is: 38,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.21 : 69,521.93 = 27,716.72 : x
  2. Step 2: Convert to fraction form
    50,378.21/69,521.93 = 27,716.72/x
  3. Step 3: Cross multiply
    50,378.21x = 69,521.93 × 27,716.72
  4. Step 4: Simplify right side
    50,378.21x = 1,926,919,867.67
  5. Step 5: Solve for x
    x = 1,926,919,867.67/50,378.21
  6. Step 6: Final answer
    x = 38,249.07

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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.