Home / 68,849.14-95,002.72-38,633.30

Finding the Fourth Proportional to 68,849.14, 95,002.72 and 38,633.30

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Solution

The fourth proportional to 68,849.14, 95,002.72 and 38,633.30 is: 53,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,849.14 : 95,002.72 = 38,633.30 : x
  2. Step 2: Convert to fraction form
    68,849.14/95,002.72 = 38,633.30/x
  3. Step 3: Cross multiply
    68,849.14x = 95,002.72 × 38,633.30
  4. Step 4: Simplify right side
    68,849.14x = 3,670,268,582.58
  5. Step 5: Solve for x
    x = 3,670,268,582.58/68,849.14
  6. Step 6: Final answer
    x = 53,308.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.