Home / 50,539.40-69,738.79-29,314.56

Finding the Fourth Proportional to 50,539.40, 69,738.79 and 29,314.56

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Solution

The fourth proportional to 50,539.40, 69,738.79 and 29,314.56 is: 40,450.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,539.40 : 69,738.79 = 29,314.56 : x
  2. Step 2: Convert to fraction form
    50,539.40/69,738.79 = 29,314.56/x
  3. Step 3: Cross multiply
    50,539.40x = 69,738.79 × 29,314.56
  4. Step 4: Simplify right side
    50,539.40x = 2,044,361,797.21
  5. Step 5: Solve for x
    x = 2,044,361,797.21/50,539.40
  6. Step 6: Final answer
    x = 40,450.86

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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.