Home / 25,115.46-37,672.08-7,584.75

Finding the Fourth Proportional to 25,115.46, 37,672.08 and 7,584.75

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Solution

The fourth proportional to 25,115.46, 37,672.08 and 7,584.75 is: 11,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.46 : 37,672.08 = 7,584.75 : x
  2. Step 2: Convert to fraction form
    25,115.46/37,672.08 = 7,584.75/x
  3. Step 3: Cross multiply
    25,115.46x = 37,672.08 × 7,584.75
  4. Step 4: Simplify right side
    25,115.46x = 285,733,308.78
  5. Step 5: Solve for x
    x = 285,733,308.78/25,115.46
  6. Step 6: Final answer
    x = 11,376.79

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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.