Home / 49,642.42-74,463.46-20,059.90

Finding the Fourth Proportional to 49,642.42, 74,463.46 and 20,059.90

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Solution

The fourth proportional to 49,642.42, 74,463.46 and 20,059.90 is: 30,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,642.42 : 74,463.46 = 20,059.90 : x
  2. Step 2: Convert to fraction form
    49,642.42/74,463.46 = 20,059.90/x
  3. Step 3: Cross multiply
    49,642.42x = 74,463.46 × 20,059.90
  4. Step 4: Simplify right side
    49,642.42x = 1,493,729,561.25
  5. Step 5: Solve for x
    x = 1,493,729,561.25/49,642.42
  6. Step 6: Final answer
    x = 30,089.78

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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.