Home / 71,589.08-107,369.04-27,200.27

Finding the Fourth Proportional to 71,589.08, 107,369.04 and 27,200.27

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Solution

The fourth proportional to 71,589.08, 107,369.04 and 27,200.27 is: 40,794.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589.08 : 107,369.04 = 27,200.27 : x
  2. Step 2: Convert to fraction form
    71,589.08/107,369.04 = 27,200.27/x
  3. Step 3: Cross multiply
    71,589.08x = 107,369.04 × 27,200.27
  4. Step 4: Simplify right side
    71,589.08x = 2,920,466,877.64
  5. Step 5: Solve for x
    x = 2,920,466,877.64/71,589.08
  6. Step 6: Final answer
    x = 40,794.87

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1.5x scale

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.