Home / 27,359.75-41,045.03-8,642.68

Finding the Fourth Proportional to 27,359.75, 41,045.03 and 8,642.68

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Solution

The fourth proportional to 27,359.75, 41,045.03 and 8,642.68 is: 12,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,359.75 : 41,045.03 = 8,642.68 : x
  2. Step 2: Convert to fraction form
    27,359.75/41,045.03 = 8,642.68/x
  3. Step 3: Cross multiply
    27,359.75x = 41,045.03 × 8,642.68
  4. Step 4: Simplify right side
    27,359.75x = 354,739,059.88
  5. Step 5: Solve for x
    x = 354,739,059.88/27,359.75
  6. Step 6: Final answer
    x = 12,965.73

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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.