Home / 68,977.19-95,191.33-38,762.44

Finding the Fourth Proportional to 68,977.19, 95,191.33 and 38,762.44

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Solution

The fourth proportional to 68,977.19, 95,191.33 and 38,762.44 is: 53,493.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,977.19 : 95,191.33 = 38,762.44 : x
  2. Step 2: Convert to fraction form
    68,977.19/95,191.33 = 38,762.44/x
  3. Step 3: Cross multiply
    68,977.19x = 95,191.33 × 38,762.44
  4. Step 4: Simplify right side
    68,977.19x = 3,689,848,217.65
  5. Step 5: Solve for x
    x = 3,689,848,217.65/68,977.19
  6. Step 6: Final answer
    x = 53,493.75

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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.