Home / 54,950.20-82,425.30-15,506.80

Finding the Fourth Proportional to 54,950.20, 82,425.30 and 15,506.80

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Solution

The fourth proportional to 54,950.20, 82,425.30 and 15,506.80 is: 23,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,950.20 : 82,425.30 = 15,506.80 : x
  2. Step 2: Convert to fraction form
    54,950.20/82,425.30 = 15,506.80/x
  3. Step 3: Cross multiply
    54,950.20x = 82,425.30 × 15,506.80
  4. Step 4: Simplify right side
    54,950.20x = 1,278,152,642.04
  5. Step 5: Solve for x
    x = 1,278,152,642.04/54,950.20
  6. Step 6: Final answer
    x = 23,260.20

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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.