Home / 68,986.10-103,392.62-29,496.86

Finding the Fourth Proportional to 68,986.10, 103,392.62 and 29,496.86

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Solution

The fourth proportional to 68,986.10, 103,392.62 and 29,496.86 is: 44,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,986.10 : 103,392.62 = 29,496.86 : x
  2. Step 2: Convert to fraction form
    68,986.10/103,392.62 = 29,496.86/x
  3. Step 3: Cross multiply
    68,986.10x = 103,392.62 × 29,496.86
  4. Step 4: Simplify right side
    68,986.10x = 3,049,756,972.73
  5. Step 5: Solve for x
    x = 3,049,756,972.73/68,986.10
  6. Step 6: Final answer
    x = 44,208.29

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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.