Home / 83,183.76-114,760.98-51,297.36

Finding the Fourth Proportional to 83,183.76, 114,760.98 and 51,297.36

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Solution

The fourth proportional to 83,183.76, 114,760.98 and 51,297.36 is: 70,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,183.76 : 114,760.98 = 51,297.36 : x
  2. Step 2: Convert to fraction form
    83,183.76/114,760.98 = 51,297.36/x
  3. Step 3: Cross multiply
    83,183.76x = 114,760.98 × 51,297.36
  4. Step 4: Simplify right side
    83,183.76x = 5,886,935,305.01
  5. Step 5: Solve for x
    x = 5,886,935,305.01/83,183.76
  6. Step 6: Final answer
    x = 70,770.25

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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.