Home / 50,661.42-75,980.57-19,074.81

Finding the Fourth Proportional to 50,661.42, 75,980.57 and 19,074.81

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Solution

The fourth proportional to 50,661.42, 75,980.57 and 19,074.81 is: 28,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,661.42 : 75,980.57 = 19,074.81 : x
  2. Step 2: Convert to fraction form
    50,661.42/75,980.57 = 19,074.81/x
  3. Step 3: Cross multiply
    50,661.42x = 75,980.57 × 19,074.81
  4. Step 4: Simplify right side
    50,661.42x = 1,449,314,936.44
  5. Step 5: Solve for x
    x = 1,449,314,936.44/50,661.42
  6. Step 6: Final answer
    x = 28,607.86

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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.