Home / 54,986.65-82,425.30-25,352.80

Finding the Fourth Proportional to 54,986.65, 82,425.30 and 25,352.80

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Solution

The fourth proportional to 54,986.65, 82,425.30 and 25,352.80 is: 38,003.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,986.65 : 82,425.30 = 25,352.80 : x
  2. Step 2: Convert to fraction form
    54,986.65/82,425.30 = 25,352.80/x
  3. Step 3: Cross multiply
    54,986.65x = 82,425.30 × 25,352.80
  4. Step 4: Simplify right side
    54,986.65x = 2,089,712,145.84
  5. Step 5: Solve for x
    x = 2,089,712,145.84/54,986.65
  6. Step 6: Final answer
    x = 38,003.99

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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.