Home / 83,383.17-125,087.72-27,992.13

Finding the Fourth Proportional to 83,383.17, 125,087.72 and 27,992.13

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Solution

The fourth proportional to 83,383.17, 125,087.72 and 27,992.13 is: 41,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,383.17 : 125,087.72 = 27,992.13 : x
  2. Step 2: Convert to fraction form
    83,383.17/125,087.72 = 27,992.13/x
  3. Step 3: Cross multiply
    83,383.17x = 125,087.72 × 27,992.13
  4. Step 4: Simplify right side
    83,383.17x = 3,501,471,892.95
  5. Step 5: Solve for x
    x = 3,501,471,892.95/83,383.17
  6. Step 6: Final answer
    x = 41,992.55

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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.