Home / 68,723.82-103,053.15-26,623.62

Finding the Fourth Proportional to 68,723.82, 103,053.15 and 26,623.62

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Solution

The fourth proportional to 68,723.82, 103,053.15 and 26,623.62 is: 39,922.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.82 : 103,053.15 = 26,623.62 : x
  2. Step 2: Convert to fraction form
    68,723.82/103,053.15 = 26,623.62/x
  3. Step 3: Cross multiply
    68,723.82x = 103,053.15 × 26,623.62
  4. Step 4: Simplify right side
    68,723.82x = 2,743,647,905.40
  5. Step 5: Solve for x
    x = 2,743,647,905.40/68,723.82
  6. Step 6: Final answer
    x = 39,922.81

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1.5x scale

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.