Home / 81,344.93-112,273.56-49,524.08

Finding the Fourth Proportional to 81,344.93, 112,273.56 and 49,524.08

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Solution

The fourth proportional to 81,344.93, 112,273.56 and 49,524.08 is: 68,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,344.93 : 112,273.56 = 49,524.08 : x
  2. Step 2: Convert to fraction form
    81,344.93/112,273.56 = 49,524.08/x
  3. Step 3: Cross multiply
    81,344.93x = 112,273.56 × 49,524.08
  4. Step 4: Simplify right side
    81,344.93x = 5,560,244,205.96
  5. Step 5: Solve for x
    x = 5,560,244,205.96/81,344.93
  6. Step 6: Final answer
    x = 68,353.92

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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.