Home / 83,717.82-115,530.57-45,992.04

Finding the Fourth Proportional to 83,717.82, 115,530.57 and 45,992.04

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Solution

The fourth proportional to 83,717.82, 115,530.57 and 45,992.04 is: 63,469.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,717.82 : 115,530.57 = 45,992.04 : x
  2. Step 2: Convert to fraction form
    83,717.82/115,530.57 = 45,992.04/x
  3. Step 3: Cross multiply
    83,717.82x = 115,530.57 × 45,992.04
  4. Step 4: Simplify right side
    83,717.82x = 5,313,486,596.66
  5. Step 5: Solve for x
    x = 5,313,486,596.66/83,717.82
  6. Step 6: Final answer
    x = 63,469.00

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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.