Home / 86,945.22-119,927.25-68,049.54

Finding the Fourth Proportional to 86,945.22, 119,927.25 and 68,049.54

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Solution

The fourth proportional to 86,945.22, 119,927.25 and 68,049.54 is: 93,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,945.22 : 119,927.25 = 68,049.54 : x
  2. Step 2: Convert to fraction form
    86,945.22/119,927.25 = 68,049.54/x
  3. Step 3: Cross multiply
    86,945.22x = 119,927.25 × 68,049.54
  4. Step 4: Simplify right side
    86,945.22x = 8,160,994,195.97
  5. Step 5: Solve for x
    x = 8,160,994,195.97/86,945.22
  6. Step 6: Final answer
    x = 93,863.63

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1.5x scale

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.