Home / 63,589.38-87,169.84-63,001.32

Finding the Fourth Proportional to 63,589.38, 87,169.84 and 63,001.32

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Solution

The fourth proportional to 63,589.38, 87,169.84 and 63,001.32 is: 86,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,589.38 : 87,169.84 = 63,001.32 : x
  2. Step 2: Convert to fraction form
    63,589.38/87,169.84 = 63,001.32/x
  3. Step 3: Cross multiply
    63,589.38x = 87,169.84 × 63,001.32
  4. Step 4: Simplify right side
    63,589.38x = 5,491,814,676.99
  5. Step 5: Solve for x
    x = 5,491,814,676.99/63,589.38
  6. Step 6: Final answer
    x = 86,363.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.