Home / 68,933.06-103,451.05-51,204.65

Finding the Fourth Proportional to 68,933.06, 103,451.05 and 51,204.65

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Solution

The fourth proportional to 68,933.06, 103,451.05 and 51,204.65 is: 76,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,933.06 : 103,451.05 = 51,204.65 : x
  2. Step 2: Convert to fraction form
    68,933.06/103,451.05 = 51,204.65/x
  3. Step 3: Cross multiply
    68,933.06x = 103,451.05 × 51,204.65
  4. Step 4: Simplify right side
    68,933.06x = 5,297,174,807.38
  5. Step 5: Solve for x
    x = 5,297,174,807.38/68,933.06
  6. Step 6: Final answer
    x = 76,845.21

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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.